Issued Patents 2011
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7912239 | Flat speaker | Takeshi Nishimura, Masato Sorimachi, Yuuzo Nakajima, Hiroshi Ikeda, Kiyoshi Ootani +2 more | 2011-03-22 |
| 7906035 | Emulsion composition | Kouji Tamori, Takeshi Mogi, Takuo Sone | 2011-03-15 |
| 7907742 | Exciter for directly vibrating board and speaker apparatus used the same | Yuichi Nakajima, Kiyoshi Ootani, Noboru Hidaka | 2011-03-15 |