U.S. patent number D472,890 [Application Number D/161,125] was granted by the patent office on 2003-04-08 for headphone. This patent grant is currently assigned to Sony Corporation. Invention is credited to Satoshi Suzuki.
United States Patent | D472,890 |
Suzuki | April 8, 2003 |
Inventors: | Suzuki; Satoshi (Tokyo, JP) |
---|---|
Assignee: | Sony Corporation (Tokyo,
JP) |
Appl. No.: | D/161,125 |
Filed: | May 24, 2002 |
Current U.S. Class: | D14/223 |
Current International Class: | 1401 |
Field of Search: | ;D14/205,206,188,192,223 ;181/129,130 ;379/430,433 ;381/370,376,377,378,379,380,381 ;D24/174 |
5450496 | September 1995 | Burris et al. |
D375313 | November 1996 | Jensen et al. |
D399206 | October 1998 | Yasutomi et al. |
D403327 | December 1998 | Landreth et al. |
5960094 | September 1999 | Jensen et al. |
D431553 | October 2000 | Suzuki |
D443261 | June 2001 | Yuyama |
D443871 | June 2001 | Hofstede et al. |
D444140 | June 2001 | Ishibashi |
D453015 | January 2002 | Yuyama |
D455417 | April 2002 | Bey et al. |
D455732 | April 2002 | Skulley et al. |
Catalog "Sony Value up, Headphone/Active Speaker System/Microphone, MDR-Q33SL, MDR-G73SP", pp. 4 & 6, Sony Corporation (May 2001). . Home page "Pioneer Sound.vision.soul, Tohoku Pioneer, SE-E0311, SE-E03 http//www.pioneer.co.jp/topec/product/accessory/air_lite/airs_lite3.html", Tohoku Pioneer Corporation (Oct. 2001).. |
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