DE69207053D1 - Organische elektroluminescente Vorrichtung - Google Patents
Organische elektroluminescente VorrichtungInfo
- Publication number
- DE69207053D1 DE69207053D1 DE69207053T DE69207053T DE69207053D1 DE 69207053 D1 DE69207053 D1 DE 69207053D1 DE 69207053 T DE69207053 T DE 69207053T DE 69207053 T DE69207053 T DE 69207053T DE 69207053 D1 DE69207053 D1 DE 69207053D1
- Authority
- DE
- Germany
- Prior art keywords
- organic electroluminescent
- electroluminescent device
- organic
- electroluminescent
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B33/00—Electroluminescent light sources
- H05B33/12—Light sources with substantially two-dimensional radiating surfaces
- H05B33/26—Light sources with substantially two-dimensional radiating surfaces characterised by the composition or arrangement of the conductive material used as an electrode
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K11/00—Luminescent, e.g. electroluminescent, chemiluminescent materials
- C09K11/06—Luminescent, e.g. electroluminescent, chemiluminescent materials containing organic luminescent materials
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B33/00—Electroluminescent light sources
- H05B33/12—Light sources with substantially two-dimensional radiating surfaces
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B33/00—Electroluminescent light sources
- H05B33/12—Light sources with substantially two-dimensional radiating surfaces
- H05B33/14—Light sources with substantially two-dimensional radiating surfaces characterised by the chemical or physical composition or the arrangement of the electroluminescent material, or by the simultaneous addition of the electroluminescent material in or onto the light source
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K50/00—Organic light-emitting devices
- H10K50/10—OLEDs or polymer light-emitting diodes [PLED]
- H10K50/11—OLEDs or polymer light-emitting diodes [PLED] characterised by the electroluminescent [EL] layers
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K50/00—Organic light-emitting devices
- H10K50/10—OLEDs or polymer light-emitting diodes [PLED]
- H10K50/14—Carrier transporting layers
- H10K50/15—Hole transporting layers
- H10K50/155—Hole transporting layers comprising dopants
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K50/00—Organic light-emitting devices
- H10K50/10—OLEDs or polymer light-emitting diodes [PLED]
- H10K50/17—Carrier injection layers
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K50/00—Organic light-emitting devices
- H10K50/10—OLEDs or polymer light-emitting diodes [PLED]
- H10K50/17—Carrier injection layers
- H10K50/171—Electron injection layers
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K85/00—Organic materials used in the body or electrodes of devices covered by this subclass
- H10K85/30—Coordination compounds
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K85/00—Organic materials used in the body or electrodes of devices covered by this subclass
- H10K85/30—Coordination compounds
- H10K85/321—Metal complexes comprising a group IIIA element, e.g. Tris (8-hydroxyquinoline) gallium [Gaq3]
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K85/00—Organic materials used in the body or electrodes of devices covered by this subclass
- H10K85/30—Coordination compounds
- H10K85/321—Metal complexes comprising a group IIIA element, e.g. Tris (8-hydroxyquinoline) gallium [Gaq3]
- H10K85/324—Metal complexes comprising a group IIIA element, e.g. Tris (8-hydroxyquinoline) gallium [Gaq3] comprising aluminium, e.g. Alq3
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K85/00—Organic materials used in the body or electrodes of devices covered by this subclass
- H10K85/60—Organic compounds having low molecular weight
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K85/00—Organic materials used in the body or electrodes of devices covered by this subclass
- H10K85/60—Organic compounds having low molecular weight
- H10K85/611—Charge transfer complexes
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K85/00—Organic materials used in the body or electrodes of devices covered by this subclass
- H10K85/60—Organic compounds having low molecular weight
- H10K85/615—Polycyclic condensed aromatic hydrocarbons, e.g. anthracene
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K85/00—Organic materials used in the body or electrodes of devices covered by this subclass
- H10K85/60—Organic compounds having low molecular weight
- H10K85/615—Polycyclic condensed aromatic hydrocarbons, e.g. anthracene
- H10K85/621—Aromatic anhydride or imide compounds, e.g. perylene tetra-carboxylic dianhydride or perylene tetracarboxylic di-imide
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K85/00—Organic materials used in the body or electrodes of devices covered by this subclass
- H10K85/60—Organic compounds having low molecular weight
- H10K85/631—Amine compounds having at least two aryl rest on at least one amine-nitrogen atom, e.g. triphenylamine
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K85/00—Organic materials used in the body or electrodes of devices covered by this subclass
- H10K85/60—Organic compounds having low molecular weight
- H10K85/649—Aromatic compounds comprising a hetero atom
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K85/00—Organic materials used in the body or electrodes of devices covered by this subclass
- H10K85/60—Organic compounds having low molecular weight
- H10K85/649—Aromatic compounds comprising a hetero atom
- H10K85/656—Aromatic compounds comprising a hetero atom comprising two or more different heteroatoms per ring
- H10K85/6565—Oxadiazole compounds
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Inorganic Chemistry (AREA)
- Organic Chemistry (AREA)
- Electroluminescent Light Sources (AREA)
- Luminescent Compositions (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3088444A JP2998268B2 (ja) | 1991-04-19 | 1991-04-19 | 有機電界発光素子 |
Publications (1)
Publication Number | Publication Date |
---|---|
DE69207053D1 true DE69207053D1 (de) | 1996-02-08 |
Family
ID=13942977
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69207053T Expired - Lifetime DE69207053D1 (de) | 1991-04-19 | 1992-04-16 | Organische elektroluminescente Vorrichtung |
Country Status (4)
Country | Link |
---|---|
US (1) | US5247226A (de) |
EP (1) | EP0510541B1 (de) |
JP (1) | JP2998268B2 (de) |
DE (1) | DE69207053D1 (de) |
Families Citing this family (64)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5378519A (en) * | 1992-04-28 | 1995-01-03 | Canon Kabushiki Kaisha | Electroluminescent device |
US6052164A (en) * | 1993-03-01 | 2000-04-18 | 3M Innovative Properties Company | Electroluminescent display with brightness enhancement |
JP3463362B2 (ja) * | 1993-12-28 | 2003-11-05 | カシオ計算機株式会社 | 電界発光素子の製造方法および電界発光素子 |
EP0666298A3 (de) * | 1994-02-08 | 1995-11-15 | Tdk Corp | Organisches elektrolumineszentes Element und darin gebrauchte Verbindung. |
US5723873A (en) * | 1994-03-03 | 1998-03-03 | Yang; Yang | Bilayer composite electrodes for diodes |
EP0676461B1 (de) * | 1994-04-07 | 2002-08-14 | Covion Organic Semiconductors GmbH | Spiroverbindungen und ihre Verwendung als Elektrolumineszenzmaterialien |
JP3428152B2 (ja) * | 1994-07-13 | 2003-07-22 | 松下電器産業株式会社 | 有機el素子の製造方法 |
DE4436773A1 (de) * | 1994-10-14 | 1996-04-18 | Hoechst Ag | Konjugierte Polymere mit Spirozentren und ihre Verwendung als Elektrolumineszenzmaterialien |
DE69602588T2 (de) * | 1995-03-03 | 1999-10-14 | Minnesota Mining & Mfg | Lichtlenkender film mit in der höhe variierender strukturierter oberfläche und daraus hergestellter lichtlenkender artikel |
DE19518668A1 (de) * | 1995-05-22 | 1996-11-28 | Bosch Gmbh Robert | Elektrolumineszierendes Schichtsystem |
US5804322A (en) * | 1995-11-17 | 1998-09-08 | Motorola, Inc. | Organic electroluminescence device with mixed hole transporting materials |
US5773929A (en) * | 1996-06-24 | 1998-06-30 | Motorola, Inc. | Organic EL device with dual doping layers |
WO1998054767A1 (de) * | 1997-05-31 | 1998-12-03 | Robert Bosch Gmbh | Leitfähiges schichtsystem und dessen verwendung in elektrolumineszierenden anordnungen |
US6337492B1 (en) | 1997-07-11 | 2002-01-08 | Emagin Corporation | Serially-connected organic light emitting diode stack having conductors sandwiching each light emitting layer |
AU8991598A (en) * | 1997-09-05 | 1999-03-29 | Cambridge Display Technology Limited | Self-assembled transport layers for oleds |
US6396208B1 (en) * | 1998-01-27 | 2002-05-28 | Nec Corporation | Organic electroluminescent device and its manufacturing process |
JP3825564B2 (ja) * | 1998-05-25 | 2006-09-27 | 三洋電機株式会社 | 有機エレクトロルミネッセンス素子 |
EP1034559A1 (de) * | 1998-09-24 | 2000-09-13 | Fed Corporation | Aktivmatrix organische leuchtdiode mit einer dotierten organischen schicht von vergrösserter dicke |
US6306559B1 (en) | 1999-01-26 | 2001-10-23 | Mitsubishi Chemical Corporation | Organic electroluminescent device comprising a patterned photosensitive composition and a method for producing same |
GB9901971D0 (en) * | 1999-02-01 | 1999-03-17 | South Bank Univ Entpr Ltd | Electroluminescent material |
US6420056B1 (en) | 1999-07-08 | 2002-07-16 | International Business Machines Corporation | Electroluminescent device with dye-containing organic-inorganic hybrid materials as an emitting layer |
US7233026B2 (en) * | 2000-03-23 | 2007-06-19 | Emagin Corporation | Light extraction from color changing medium layers in organic light emitting diode devices |
US6787989B2 (en) * | 2000-06-21 | 2004-09-07 | Nippon Sheet Glass Co., Ltd. | Substrate with transparent conductive film and organic electroluminescence device using the same |
US7667669B2 (en) | 2000-10-27 | 2010-02-23 | Audiovox Corporation | Vehicle display device having a wireless transmitter |
US7839355B2 (en) | 2000-10-27 | 2010-11-23 | Audiovox Corporation | Vehicle display device having a wireless transmitter |
DE10058578C2 (de) * | 2000-11-20 | 2002-11-28 | Univ Dresden Tech | Lichtemittierendes Bauelement mit organischen Schichten |
US7034339B2 (en) * | 2001-08-09 | 2006-04-25 | Idemitsu Kosan Co., Ltd. | Organic EL display device having host compound and phosphorescent luminous compound, and method of driving same |
US7488986B2 (en) * | 2001-10-26 | 2009-02-10 | Semiconductor Energy Laboratory Co., Ltd. | Light emitting device |
WO2003088271A1 (en) * | 2002-04-08 | 2003-10-23 | The University Of Southern California | Doped organic carrier transport materials |
US20040004433A1 (en) * | 2002-06-26 | 2004-01-08 | 3M Innovative Properties Company | Buffer layers for organic electroluminescent devices and methods of manufacture and use |
US7026079B2 (en) | 2002-08-22 | 2006-04-11 | Agfa Gevaert | Process for preparing a substantially transparent conductive layer configuration |
US7118836B2 (en) | 2002-08-22 | 2006-10-10 | Agfa Gevaert | Process for preparing a substantially transparent conductive layer configuration |
JPWO2005055864A1 (ja) * | 2003-12-15 | 2007-07-05 | 昭和薬品化工株式会社 | 口腔用光照射装置 |
DE102004004311A1 (de) * | 2004-01-28 | 2005-08-18 | Fer Fahrzeugelektrik Gmbh | Herstellungsverfahren für eine El-Lampe |
US7540978B2 (en) * | 2004-08-05 | 2009-06-02 | Novaled Ag | Use of an organic matrix material for producing an organic semiconductor material, organic semiconductor material and electronic component |
US7460187B2 (en) | 2004-08-25 | 2008-12-02 | Audiovox Corporation | Rail system for use in a vehicle |
EP1794218B1 (de) * | 2004-10-01 | 2020-05-13 | Merck Patent GmbH | Elektronische vorrichtungen enthaltend organische halbleiter |
DE602004006275T2 (de) * | 2004-10-07 | 2007-12-20 | Novaled Ag | Verfahren zur Dotierung von einem Halbleitermaterial mit Cäsium |
DE502005009415D1 (de) * | 2005-05-27 | 2010-05-27 | Novaled Ag | Transparente organische Leuchtdiode |
EP2045843B1 (de) * | 2005-06-01 | 2012-08-01 | Novaled AG | Lichtemittierendes Bauteil mit einer Elektrodenanordnung |
EP1739765A1 (de) * | 2005-07-01 | 2007-01-03 | Novaled AG | Organische Leuchtdiode und Anordnung mit mehreren organischen Leuchtdioden |
DE502005009802D1 (de) * | 2005-11-10 | 2010-08-05 | Novaled Ag | Dotiertes organisches Halbleitermaterial |
US7919010B2 (en) * | 2005-12-22 | 2011-04-05 | Novaled Ag | Doped organic semiconductor material |
US8713613B2 (en) | 2006-01-04 | 2014-04-29 | Voxx International Corporation | Data distribution unit for vehicle entertainment system |
DE502006000749D1 (de) * | 2006-03-21 | 2008-06-19 | Novaled Ag | Heterocyclisches Radikal oder Diradikal, deren Dimere, Oligomere, Polymere, Dispiroverbindungen und Polycyclen, deren Verwendung, organisches halbleitendes Material sowie elektronisches Bauelement |
EP1837927A1 (de) * | 2006-03-22 | 2007-09-26 | Novaled AG | Verwendung von heterocyclischen Radikalen zur Dotierung von organischen Halbleitern |
JP4301260B2 (ja) * | 2006-07-06 | 2009-07-22 | セイコーエプソン株式会社 | 有機el装置の製造方法及び電子機器 |
DE102007012794B3 (de) * | 2007-03-16 | 2008-06-19 | Novaled Ag | Pyrido[3,2-h]chinazoline und/oder deren 5,6-Dihydroderivate, deren Herstellungsverfahren und diese enthaltendes dotiertes organisches Halbleitermaterial |
DE102007018456B4 (de) * | 2007-04-19 | 2022-02-24 | Novaled Gmbh | Verwendung von Hauptgruppenelementhalogeniden und/oder -pseudohalogeniden, organisches halbleitendes Matrixmaterial, elektronische und optoelektronische Bauelemente |
EP3457451B1 (de) | 2007-04-30 | 2019-07-17 | Novaled GmbH | Die verwendung von oxokohlenstoff-, pseudooxokohlenstoff- und radialenverbindungen |
EP1990847B1 (de) * | 2007-05-10 | 2018-06-20 | Novaled GmbH | Verwendung von chinoiden Bisimidazolen und deren Derivaten als Dotand zur Dotierung eines organischen halbleitenden Matrixmaterials |
DE102007031220B4 (de) * | 2007-07-04 | 2022-04-28 | Novaled Gmbh | Chinoide Verbindungen und deren Verwendung in halbleitenden Matrixmaterialien, elektronischen und optoelektronischen Bauelementen |
US8057712B2 (en) * | 2008-04-29 | 2011-11-15 | Novaled Ag | Radialene compounds and their use |
WO2011033023A1 (en) | 2009-09-18 | 2011-03-24 | Osram Opto Semiconductors Gmbh | Organic electronic device and dopant for doping an organic semiconducting matrix material |
JP5770268B2 (ja) * | 2010-05-11 | 2015-08-26 | ソルベイ ユーエスエイ インコーポレイテッド | 共役ポリマーおよびデバイスのドーピング |
DE102012209523A1 (de) | 2012-06-06 | 2013-12-12 | Osram Opto Semiconductors Gmbh | Hauptgruppenmetallkomplexe als p-Dotanden für organische elektronische Matrixmaterialien |
DE102014210412A1 (de) * | 2014-06-03 | 2015-12-03 | Siemens Aktiengesellschaft | p-Dotierende Vernetzung organischer Lochleiter |
DE202014106226U1 (de) | 2014-09-30 | 2015-10-28 | Osram Oled Gmbh | Organisches elektronisches Bauteil |
DE102014114224A1 (de) | 2014-09-30 | 2016-03-31 | Osram Oled Gmbh | Organisches elektronisches Bauteil, Verwendung eines Zinkkomplexes als p-Dotierungsmittel für organische elektronische Matrixmaterialien |
DE102015116389A1 (de) | 2015-09-28 | 2017-03-30 | Osram Oled Gmbh | Organisches elektronisches Bauteil mit Ladungsträgergenerationsschicht und Verwendung eines Zinkkomplexes als p-Dotierstoff in Ladungsträgergenerationsschichten |
US11871655B2 (en) * | 2016-05-10 | 2024-01-09 | Lg Chem, Ltd. | Organic electroluminescent device and manufacturing method therefor |
EP3583636B1 (de) * | 2017-02-20 | 2023-05-24 | Novaled GmbH | Elektronisches halbleiterbauteil, dessen herstellung und verbidnung |
EP3364477A1 (de) * | 2017-02-20 | 2018-08-22 | Novaled GmbH | Elektronische halbleitende vorrichtung und verfahren zur herstellung der elektronischen halbleitenden vorrichtung |
EP3364476B1 (de) * | 2017-02-20 | 2024-06-05 | Novaled GmbH | Aktive oled-anzeige, verfahren zur herstellung einer aktiven oled-anzeige und verbindung |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4539507A (en) * | 1983-03-25 | 1985-09-03 | Eastman Kodak Company | Organic electroluminescent devices having improved power conversion efficiencies |
US4720432A (en) * | 1987-02-11 | 1988-01-19 | Eastman Kodak Company | Electroluminescent device with organic luminescent medium |
US4769292A (en) * | 1987-03-02 | 1988-09-06 | Eastman Kodak Company | Electroluminescent device with modified thin film luminescent zone |
US5085946A (en) * | 1989-01-13 | 1992-02-04 | Ricoh Company, Ltd. | Electroluminescence device |
JPH03792A (ja) * | 1989-02-17 | 1991-01-07 | Pioneer Electron Corp | 電界発光素子 |
JPH02311591A (ja) * | 1989-05-25 | 1990-12-27 | Mitsubishi Kasei Corp | 有機電界発光素子 |
US5093210A (en) * | 1989-06-30 | 1992-03-03 | Ricoh Company, Ltd. | Electroluminescent device |
JP2643474B2 (ja) * | 1989-09-25 | 1997-08-20 | ミノルタ株式会社 | 有機エレクトロルミネセンス装置 |
JPH03137186A (ja) * | 1989-10-23 | 1991-06-11 | Asahi Chem Ind Co Ltd | 有機の電界発光素子 |
-
1991
- 1991-04-19 JP JP3088444A patent/JP2998268B2/ja not_active Expired - Fee Related
-
1992
- 1992-04-16 DE DE69207053T patent/DE69207053D1/de not_active Expired - Lifetime
- 1992-04-16 EP EP92106677A patent/EP0510541B1/de not_active Expired - Lifetime
- 1992-04-17 US US07/870,310 patent/US5247226A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP0510541B1 (de) | 1995-12-27 |
US5247226A (en) | 1993-09-21 |
JPH04320484A (ja) | 1992-11-11 |
JP2998268B2 (ja) | 2000-01-11 |
EP0510541A1 (de) | 1992-10-28 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8332 | No legal effect for de |