Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8516681 | Loud speaker manufacturing method | Mitsukazu Kuze, Takehiko Tanabu, Satoshi Itoh, Mamiko Tsutsumi | 2013-08-27 |
| 8180096 | Loudspeaker | Koji Sano, Kazuki Honda, Satoshi Itoh | 2012-05-15 |
| 8160292 | Loudspeaker and electronic apparatus using the same | Koji Sano, Kazuki Honda, Mamiko Tsutsumi | 2012-04-17 |
| 7548627 | Speaker, and module, electronic apparatus, and device that use the speaker | Tomoyasu Takase, Masanori Nakano, Masahide Sumiyama, Hiroshi Yano, Kazutaka Kubo +6 more | 2009-06-16 |
| 7316289 | Electro-acoustic transducer and method of manufacturing transducer | Kenichi Ajiki, Kimihiro Ando | 2008-01-08 |