Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8053877 | Semiconductor package | Ryo Fukasawa | 2011-11-08 |
| 7933428 | Microphone apparatus | — | 2011-04-26 |
| 7812417 | Electret capacitor type composite sensor | — | 2010-10-12 |
| 6999596 | Capacitor sensor | Masayoshi Hiramoto, Kazumoto Doi, Yoshinobu Yasuno | 2006-02-14 |