Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10362405 | Fixed electrode and electroacoustic transducer | — | 2019-07-23 |
| D808933 | Speaker diaphragm | Masao Noro, Soichi Takigawa, Akihiko Nozaki | 2018-01-30 |
| D808932 | Speaker diaphragm | Masao Noro, Soichi Takigawa, Akihiko Nozaki | 2018-01-30 |
| D775608 | Speaker diaphragm | Masao Noro, Soichi Takigawa, Akihiko Nozaki | 2017-01-03 |
| 6002078 | Keyboard assembly for electronic musical instrument | Junichi Mishima | 1999-12-14 |
| 5955690 | Keyboard assembly for electronic musical instrument | — | 1999-09-21 |
| 5952629 | Switch apparatus | Takamichi Masubuchi | 1999-09-14 |