Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6731766 | Condenser microphone and production method thereof | Yasuhiro Riko | 2004-05-04 |
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Yoshinobu Yasuno
Unknown: 1 patents #216 of 2,810Top 8%
Overall (2004): #80,995 of 270,089Top 30%
1
Patents 2004