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1920-02-03 |
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Hugo gernsback |
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1934-02-20 |
1935-02-05 |
Aaron S Staff |
Veil and method of forming same
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1938-11-12 |
1939-10-10 |
Oliner Saul |
Hair net
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1951-12-06 |
1954-01-19 |
American Optical Corp |
Improvement in cases
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1956-05-24 |
1958-12-09 |
Lawrence R Shiner |
Spectacle case
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1957-05-07 |
1959-12-29 |
Bloch Lilli |
Eyeglass case
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1966-09-15 |
1968-01-09 |
Magnaflux Corp |
Acoustic transmission section
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1970-08-05 |
1972-10-03 |
Kimberly Clark Co |
Separable clasp containing high-loft, non woven fabric
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1972-09-07 |
1976-04-20 |
Xerox Corporation |
Signal processing system
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GB1520319A
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1974-10-31 |
1978-08-09 |
Sony Corp |
Stereo microphone assemblies
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USD254183S
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1977-01-11 |
1980-02-12 |
U.S. Philips Corporation |
Head-phone
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USD254616S
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1977-05-19 |
1980-04-01 |
Sansui Electric Co., Ltd. |
Head phone
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USD262019S
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1979-08-13 |
1981-11-24 |
Upshaw Jim L |
Earphone set
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1981-02-17 |
1984-03-06 |
Sony Corporation |
Earphone
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USD274723S
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1981-03-13 |
1984-07-17 |
Pioneer Kabushiki Kaisha |
Loudspeaker
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AT385384B
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1986-07-28 |
1988-03-25 |
Stastny & Schroegendorfer Ges |
SPEAKER COVER
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USD338010S
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1991-03-09 |
1993-08-03 |
Sony Corporation |
Headphone
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USD352036S
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1992-08-04 |
1994-11-01 |
Sony Corporation |
Radio receiver
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GB2275846B
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1993-02-03 |
1996-05-22 |
Sony Corp |
Headphones
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USD353818S
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1993-12-08 |
1994-12-27 |
Sony Corporation |
Headphone
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1994-05-31 |
1995-05-16 |
Sony Corporation |
Headphone
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1994-08-01 |
1996-09-03 |
Sony Corporation |
Headphone
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1994-08-01 |
1996-11-05 |
Sony Corporation |
Headphone
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1995-03-14 |
1996-03-26 |
Liu; Chin-Fen |
Eyeglasses case
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1995-09-13 |
1996-12-17 |
Sony Corporation |
Headphone combined with microphone
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1998-01-30 |
2000-04-18 |
Sony Corporation |
Headphone
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1998-03-05 |
1999-06-29 |
Linda J Spence |
Eyeglass wrap
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USD443872S1
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2000-08-15 |
2001-06-19 |
Sony Corporation |
Headphone
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2001-02-28 |
2002-06-25 |
Sony Corporation |
Headphone and radio receiver
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2001-06-29 |
2002-05-21 |
Sony Corporation |
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2001-10-26 |
2003-09-02 |
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2002-05-07 |
2004-04-20 |
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2003-02-11 |
2003-12-30 |
Sony Corporation |
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2004-03-05 |
2005-03-08 |
Sony Corporation |
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2004-06-08 |
2005-08-16 |
Sony Corporation |
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2004-08-30 |
2005-10-04 |
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2004-10-20 |
2009-08-26 |
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2005-01-19 |
2008-06-17 |
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2005-04-13 |
2006-04-25 |
Sony Corporation |
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2005-04-13 |
2006-04-18 |
Sony Corporation |
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2005-04-13 |
2006-03-14 |
Sony Corporation |
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2005-04-13 |
2006-03-21 |
Sony Corporation |
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2005-04-29 |
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Plantronics, Inc. |
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Plantronics, Inc. |
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2006-06-13 |
2007-10-02 |
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2006-08-28 |
2008-04-22 |
Cresyn Co., Ltd. |
Headphone
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2007-03-13 |
2008-04-22 |
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2007-09-11 |
2009-03-10 |
Sony Corporation |
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2008-01-24 |
2009-09-29 |
Kabushiki Kaisha Audio-Technica |
Wireless headset
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2008-09-25 |
2009-08-18 |
Samsung Electronics Co., Ltd. |
Cover of portable phone
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2008-12-17 |
2010-04-06 |
Astro Gaming, Llc |
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2009-01-07 |
2010-06-01 |
Creative Technology Ltd |
Headphone
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2009-10-09 |
2011-03-08 |
Kabushiki Kaisha Audio-Technica |
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2010-01-04 |
2011-05-03 |
Beats Electronics, Llc |
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2010-03-11 |
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2012-05-24 |
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2011-01-03 |
2012-04-10 |
Beats Electronics, Llc |
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2011-01-03 |
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