Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9854339 | Speaker system | Toru Nagatani, Haruki Takeda, Kiichirou Ohtomo | 2017-12-26 |
| 7190804 | Speaker apparatus | Tohru Nakamura | 2007-03-13 |
| 6317933 | Binding band | — | 2001-11-20 |
| 6131249 | Belt connecting device | — | 2000-10-17 |
| 6115891 | Continuous surface fastener tape and method of manufacturing the same | Ryuichi Murasaki | 2000-09-12 |
| 5848173 | Surroundless loudspeaker | Yoko Sato, Satoshi Kumada, Ziging Zhang, Junko Oba, Shinji Koyano +9 more | 1998-12-08 |
| 5719946 | Loudspeaker for higher audio frequencies and a manufacturing method thereof | Shouichiro Terauchi, Masaharu Yoneyama, Takanobu Saito | 1998-02-17 |