Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10645509 | Loudspeaker diaphragm, method of manufacturing same, and loudspeaker employing same | Tetsushi Itano, Tomonori Shibuya, Mitsukazu Kuze, Yoshiyuki Takahashi, Hiroyuki Amada | 2020-05-05 |
| 10477290 | Loudspeaker device and movable-body device equipped with the same | Takayumi Daikoku, Tetsushi Itano, Hirofumi Higashi, Hiroyuki Morimoto, Yohei Jin | 2019-11-12 |
| 10375478 | Loudspeaker diaphragm and loudspeaker including same | Shuichi Konno, Kazutaka Kubo, Hiroyuki Amada, Yohei Jin, Hiroyuki Morimoto | 2019-08-06 |
| 9888321 | Loudspeaker, electronic apparatus using same, and mobile apparatus | Kazutaka Kubo, Yohei Jin, Hitoshi Sato, Hiroyuki Morimoto | 2018-02-06 |
| 9813820 | Loudspeaker, electronic apparatus using same, and mobile apparatus | Takafumi Yuasa, Kenji Yamauchi, Satoshi Takayama, Koichi Nakayama | 2017-11-07 |
| 9628916 | Loudspeaker, electronic apparatus using loudspeaker, and mobile equipment using loudspeaker | Takafumi Yuasa, Kenji Yamauchi, Satoshi Takayama, Koichi Nakayama | 2017-04-18 |
| 7899204 | Speaker | Hiroyuki Morimoto | 2011-03-01 |
| 7315628 | Diaphragm for loud speaker and loud speaker employing it | Shinsaku Sawa | 2008-01-01 |
| 7149322 | Magnetic circuit for loudspeaker and loudspeaker comprising it | Kazuyoshi Umemura, Hiroyuki Morimoto, Michitaka Oda | 2006-12-12 |
| D529898 | Speaker for an automobile | Hiroyuki Amada, Shinsaku Sawa | 2006-10-10 |
| D526312 | Speaker for an automobile | Hiroyuki Amada, Shinsaku Sawa | 2006-08-08 |