Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8767998 | Pressure adjustor and method of manufacturing the same, speaker device using the pressure adjustor, electronic device, and vehicle | Keisuke Imamura, Yukihiro Shimasaki, Yoshimichi Kajihara, Yohei Jin | 2014-07-01 |
| D696651 | Vibration actuator | Shoichi Kaneda, Yuichi Hashimoto, Naoki Tsushima, Shiming Yuan | 2013-12-31 |
| D696652 | Vibration actuator | Shoichi Kaneda, Yuichi Hashimoto, Naoki Tsushima, Shiming Yuan | 2013-12-31 |
| D696653 | Vibration actuator | Shoichi Kaneda, Yuichi Hashimoto, Naoki Tsushima, Shiming Yuan | 2013-12-31 |
| 5229555 | Speaker system and TV with the same | Hideaki Inoue, Asahiko Okada, Hiroshi Koshiishi, Toshiharu Takahashi | 1993-07-20 |
| 4911145 | Vacuum type solar heat collecting apparatus | — | 1990-03-27 |