Issued Patents 2011
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8077881 | Sound device | Kosuke Takata, Masayuki Takagi | 2011-12-13 |
| 8002461 | Watchband attaching structure and wristwatch with the structure | Masaaki Kitahara | 2011-08-23 |
| 7915510 | Tuner for musical instruments and amplifier with tuner | Kosuke Takata, Yoshinobu Morimoto | 2011-03-29 |