CH577287A5 - - Google Patents

Info

Publication number
CH577287A5
CH577287A5 CH1401574A CH1401574A CH577287A5 CH 577287 A5 CH577287 A5 CH 577287A5 CH 1401574 A CH1401574 A CH 1401574A CH 1401574 A CH1401574 A CH 1401574A CH 577287 A5 CH577287 A5 CH 577287A5
Authority
CH
Switzerland
Application number
CH1401574A
Original Assignee
Yeda Res & Dev
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Yeda Res & Dev filed Critical Yeda Res & Dev
Publication of CH577287A5 publication Critical patent/CH577287A5/xx

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/84—Systems specially adapted for particular applications
    • G01N21/87—Investigating jewels
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/389—Precious stones; Pearls
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V20/00—Scenes; Scene-specific elements
    • G06V20/80—Recognising image objects characterised by unique random patterns

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Pathology (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Theoretical Computer Science (AREA)
  • Multimedia (AREA)
  • Food Science & Technology (AREA)
  • Medicinal Chemistry (AREA)
  • Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
CH1401574A 1973-10-23 1974-10-18 CH577287A5 (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IL43465A IL43465A (en) 1973-10-23 1973-10-23 Gem identification

Publications (1)

Publication Number Publication Date
CH577287A5 true CH577287A5 (xx) 1976-07-15

Family

ID=11047408

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1401574A CH577287A5 (xx) 1973-10-23 1974-10-18

Country Status (7)

Country Link
US (1) US3947120A (xx)
BE (1) BE824074A (xx)
CH (1) CH577287A5 (xx)
DE (1) DE2450194C2 (xx)
FR (1) FR2248502B1 (xx)
GB (1) GB1480936A (xx)
IL (1) IL43465A (xx)

Families Citing this family (40)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4125770A (en) * 1975-01-03 1978-11-14 Lang Andrew R Diamond identification
EP0042361A1 (de) * 1980-06-17 1981-12-23 GRETAG Aktiengesellschaft Verfahren und Vorrichtung zur maschinellen Identifikation von Edelsteinen
NL8203013A (nl) * 1982-07-28 1984-02-16 Unie Van Kunstmestfab Bv Werkwijze en inrichting voor het bepalen van de verzadigingstemperatuur van een oplossing.
GB8706422D0 (en) * 1987-03-18 1987-04-23 British Petroleum Co Plc Identification method
JPH03103751A (ja) * 1989-09-19 1991-04-30 Sekiyu Shigen Kaihatsu Kk ジルコン色彩測定による地質年代測定装置
US5124935A (en) * 1990-11-30 1992-06-23 Omphalos Recovery Systems Inc. Gemstone identification, tracking and recovery system
GB2317693B (en) * 1995-07-24 1999-10-06 Gersan Ets Examining a diamond
US6331708B2 (en) 1995-07-24 2001-12-18 Gersan Establishment Examining a diamond
GB2303699A (en) * 1995-07-24 1997-02-26 Gersan Ets A method and apparatus for detecting layers of synthetic diamond
CA2162532C (en) * 1995-11-09 2001-01-30 Dana J. Vanier Gemstone registration system
US5932119A (en) * 1996-01-05 1999-08-03 Lazare Kaplan International, Inc. Laser marking system
US5966673A (en) 1997-01-10 1999-10-12 Diamond Technologies, Inc. System and method for computerized evaluation of gemstones
US6980283B1 (en) 1997-12-18 2005-12-27 Imagestatistics, Inc. Method and associated apparatus for the standardized grading of gemstones
US6020954A (en) 1997-12-18 2000-02-01 Imagestatistics, Inc. Method and associated apparatus for the standardized grading of gemstones
US5983238A (en) * 1997-12-26 1999-11-09 Diamond Id Gemstons identification tracking and recovery system
US6450402B1 (en) 1999-05-05 2002-09-17 T.I.D. (The Identifying Diamond) Inc. Identification device
US6308891B1 (en) 1999-05-05 2001-10-30 T.I.D. (The Identifying Diamond) Inc. Jewelry identification
US6473164B1 (en) 2000-02-16 2002-10-29 Gemological Institute Of America, Inc. Systems, apparatuses and methods for diamond color measurement and analysis
US7260544B1 (en) * 2000-10-12 2007-08-21 Gemological Institute Of America, Inc. System and methods for evaluating the appearance of a gemstone
DE60103074T2 (de) * 2001-12-13 2005-04-21 Overseas Diamonds Technologies Vorrichtung zur Erzeugung von Daten für die Bestimmung von Eigenschaften von Edelsteinen und Verfahren für die Bestimmung von Eigenschaften von Edelsteinen
US6786733B2 (en) * 2002-10-15 2004-09-07 Overseas Diamonds Inc. Computer-implemented method of and system for teaching an untrained observer to evaluate a gemstone
US7193694B2 (en) * 2005-05-02 2007-03-20 William Underwood Method for grading gemstone cut and symmetry
US7436498B2 (en) * 2005-06-08 2008-10-14 Sarin Technologies Ltd. Apparatus for determining the shape of a gemstone
EP1764610A1 (en) * 2005-09-14 2007-03-21 Overseas Diamonds Technologies N.V. Improvements in gemstone viewing methods and apparatus
CN1815192A (zh) * 2006-03-14 2006-08-09 王辉 珠宝内部结构检测方法及其装置
US8319145B2 (en) * 2006-07-10 2012-11-27 Lazare Kaplan International, Inc. System and method for gemstone micro-inscription
US9262284B2 (en) * 2006-12-07 2016-02-16 Lenovo Enterprise Solutions (Singapore) Pte. Ltd. Single channel memory mirror
US20090234754A1 (en) * 2008-03-11 2009-09-17 Dave Lapa Apparatus, a method, and a system for gemstone evaluation and gemology tutoring over the internet
US8270719B2 (en) * 2008-10-14 2012-09-18 Gemological Appraisal Association, Inc. Gem pattern matching algorithm to determine the percentage match of a target gem pattern to a database of gem patterns
US8498847B2 (en) * 2009-05-29 2013-07-30 Pnina Gelman Cut grading gemstones, evaluation and representation of symmetry and proportion
US9128062B2 (en) 2011-07-05 2015-09-08 Gemological Appraisal Association, Inc. Gemstone registration system
CN102963153B (zh) * 2012-02-21 2015-08-26 苑执中 钻石指纹证书制作方法
SG10201609555YA (en) * 2013-08-12 2017-01-27 Caratell Pte Ltd Method and system for certification and verification of gemstones
AT514332B1 (de) * 2013-08-27 2014-12-15 Swarovski D Kg Anordnung zur Analyse eines durch Brechung und Reflexion an einem Schmuckstein hervorgerufenen Lichtmusters
WO2015082985A1 (en) * 2013-12-05 2015-06-11 Sahajanand Technologies Pvt Ltd. Detecting synthetic gemstones using image processing
CA2946232C (en) 2014-05-27 2023-01-03 Gemological Appraisal Association, Inc. Gemstone registration and recovery system, and systems for evaluating the light performance of a gemstone and capturing forensic characteristics of a gemstone
EP3230720A2 (en) * 2014-12-09 2017-10-18 Sahajanand Medical Technologies Private Limited Gemstone verification
WO2016185472A1 (en) 2015-05-21 2016-11-24 Sarine Color Technologies Ltd. System and method of unique identifying a gemstone
EP3388822B1 (en) 2017-04-14 2023-09-27 Inexto Sa Method for computing a unique identifier for a gemstone having facets
WO2019211765A1 (en) * 2018-05-01 2019-11-07 Sahajanand Technologies Pvt. Ltd. Processing batch of gemstones

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1799604A (en) * 1926-11-03 1931-04-07 Fayette F Read Method and apparatus for identifying crystals
JPS5015597Y1 (xx) * 1969-08-24 1975-05-15
GB1337741A (en) * 1970-06-09 1973-11-21 Vickers Ltd Testing reflecting surfaces
BE789234A (fr) * 1971-09-29 1973-01-15 Colorant Schmuckstein G M B H Procede et dispositif pour l'enregistrement des qualites de pierres de bijouterie

Also Published As

Publication number Publication date
DE2450194A1 (de) 1975-05-28
IL43465A (en) 1976-12-31
GB1480936A (en) 1977-07-27
FR2248502B1 (xx) 1979-10-05
IL43465A0 (en) 1974-01-14
DE2450194C2 (de) 1986-07-17
US3947120A (en) 1976-03-30
BE824074A (fr) 1975-07-03
FR2248502A1 (xx) 1975-05-16

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Legal Events

Date Code Title Description
PL Patent ceased