U.S. patent number D441,353 [Application Number D/125,154] was granted by the patent office on 2001-05-01 for throat vibration microphone. Invention is credited to Yung-Nien Sun.
United States Patent | D441,353 |
Sun | May 1, 2001 |
Inventors: | Sun; Yung-Nien (Taipei, TW) |
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Appl. No.: | D/125,154 |
Filed: | June 19, 2000 |
Current U.S. Class: | D14/225 |
Current International Class: | 1401 |
Field of Search: | ;D14/205,206,225-229 ;181/158,242 ;381/1,56,110,113,151,174,345 ;379/175,430 |
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D329432 | September 1992 | Dewees et al. |
D333306 | February 1993 | Ferraro |
4472833 | September 1984 | Turrell et al. |
4607383 | August 1986 | Ingalls |
4901354 | February 1990 | Gollmar et al. |
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