| 9241220 |
Speaker device |
Yasumi Umetsu |
2016-01-19 |
| 8457344 |
Speaker device |
Hiroyuki Kobayashi, Toshihiro Hikichi, Yasuhisa Abe |
2013-06-04 |
| 8235167 |
Vibrating body for speaker and speaker device |
Hiroyuki Kobayashi, Toshihiro Hikichi, Takuei Nagasawa, Koji Takayama, Koji Maekawa +2 more |
2012-08-07 |
| 8139813 |
Speaker device |
Hiroyuki Kobayashi, Toshihiro Hikichi, Yasuhisa Abe |
2012-03-20 |
| 8131004 |
Speaker apparatus |
Teruaki Kaiya, Yuichi Takahashi |
2012-03-06 |
| 8111869 |
Speaker device |
Hiroshi Sato, Takuei Nagasawa, Hiroya Oizumi |
2012-02-07 |
| 8073184 |
Speaker device |
Michiro Matsuda, Hiroshi Sato |
2011-12-06 |
| 8045745 |
Edge support for a speaker apparatus comprising multiple ridges |
Teruaki Kaiya, Yuichi Takahashi |
2011-10-25 |
| 7961902 |
Speaker apparatus and manufacturing method thereof |
Hiroyuki Kobayashi |
2011-06-14 |
| 7936896 |
Speaker apparatus |
Teruaki Kaiya, Yuichi Takahashi |
2011-05-03 |
| 7903837 |
Magnetic circuit for speaker device and speaker device |
— |
2011-03-08 |
| 7672473 |
Loudspeaker |
Hiroshi Sato |
2010-03-02 |
| 7668333 |
Speaker frame and speaker device having a speaker frame |
Toshihiro Hikichi, Takashi Haba |
2010-02-23 |
| 7577270 |
Dome-shaped diaphragm and speaker |
Hiroshi Sato |
2009-08-18 |
| 7325650 |
Speaker |
Hiroshi Sato |
2008-02-05 |
