Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE36327 | Electroacoustic transducer and method of fabricating the same | Yoshio Imahori, Takahiro Sone, Yasuharu Tsuchiya | 1999-10-05 |
| 5581623 | Electroacoustic transducer and method of fabricating the same | Yoshio Imahori, Takahiro Sone, Yasuharu Tsuchiya | 1996-12-03 |