U.S. patent number D433,013 [Application Number D/115,467] was granted by the patent office on 2000-10-31 for microphone. This patent grant is currently assigned to Sony Corporation. Invention is credited to Hidefumi Goto, Yasuo Yuyama.
United States Patent | D433,013 |
Yuyama , et al. | October 31, 2000 |
Inventors: | Yuyama; Yasuo (Tokyo, JP), Goto; Hidefumi (Tokyo, JP) |
---|---|
Assignee: | Sony Corporation
(JP) |
Appl. No.: | D/115,467 |
Filed: | December 16, 1999 |
Current U.S. Class: | D14/227 |
Current International Class: | 1401 |
Field of Search: | ;D14/225-229 ;181/158,242 ;381/26,92,95,122,369 |
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D280096 | August 1985 | Meister |
D283891 | May 1986 | Parshad et al. |
D310082 | August 1990 | Kehl et al. |
D352039 | November 1994 | Yurkonis et al. |
2224974 | December 1940 | Lybarger |
Catalog "92", p. 56, Sony, (Jul. 1999).. |
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