Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8548182 | Auxiliary member for hearing aid | Shinichi Yasui | 2013-10-01 |
| 8345905 | Hearing aid | Keiichi Takeda, Yosimasa Simogochi, Minoru Tada, Fumihiro Asayama | 2013-01-01 |
| 8270645 | Hearing aid | Keiichi Takeda, Yosimasa Simogochi, Minoru Tada, Fumihiro Asayama | 2012-09-18 |
| 5793329 | Object detection apparatus | Kenji Nakada | 1998-08-11 |
| 4867573 | Powder treating method and apparatus used therefor | Koichi Tsutsui, Shoji Ikeda, Koji Nishizawa, Nobuaki Kubo | 1989-09-19 |