Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10897673 | Diaphragm, speaker unit using same, headphones, and earphones | — | 2021-01-19 |
| 10805735 | Diaphragm, speaker unit using same, headphone and earphone, and diaphragm manufacturing method | — | 2020-10-13 |
| 10327075 | Method for manufacturing a speaker diaphragm | Nanayo SUZUKI, Shinjiro Kato, Tomoyuki Suzuki | 2019-06-18 |
| 10291978 | Frame, speaker unit using the same, and headphone/earphone | — | 2019-05-14 |
| 9107002 | Loudspeaker diaphragm and loudspeaker using the same | — | 2015-08-11 |
| 8811652 | Electrodynamic speaker and method for manufacturing the same | — | 2014-08-19 |
| 8755557 | Loudspeaker diaphragm and loudspeaker including the loudspeaker diaphragm | Yushi Ono, Ryoichi Takahashi, Ryosuke Sano | 2014-06-17 |
| 7687411 | Speaker member and method for manufacturing the same | Masahiro Yoshida | 2010-03-30 |
| 7591344 | Peripheral component for audio equipment | — | 2009-09-22 |
| 6148953 | Loudspeaker component and resin composition therefor | — | 2000-11-21 |