Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10531170 | Loudspeaker device and movable-body apparatus equipped with same | Takuji Miyamoto, Yuuki Izumi, Satoshi Koura | 2020-01-07 |
| 9877109 | Diaphragm for loudspeaker, loudspeaker, electronic apparatus, and mobile apparatus | Yohei Jin | 2018-01-23 |
| 9781515 | Loudspeaker diaphragm, and loudspeaker, electronic device and mobile device including the diaphragm | Tomonori Shibuya, Yoshiyuki Takahashi, Tetsushi Itano, Mitsukazu Kuze, Takayuki Dan | 2017-10-03 |
| 9716950 | Diaphragm, loudspeaker using same, and electronic device and mobile device using loudspeaker | Yohei Jin | 2017-07-25 |
| 9438997 | Diaphragm, loudspeaker using diaphragm, electronic device and mobile device using loudspeaker, and method for producing diaphragm | Yohei Jin | 2016-09-06 |
| 9008349 | Speaker diaphragm, speaker, and electronic equipment and mobile device using the speaker | Yohei Jin, Shinya Mizone | 2015-04-14 |
| 8855357 | Speaker diaphragm and speaker using same, and electronic equipment and device using said speaker, and speaker diaphragm manufacturing method | Yohei Jin, Toru Fujii | 2014-10-07 |
| 8774449 | Speaker diaphragm, speaker dust cap, speaker frame, speaker using said parts, and electronic equipment and device using said speaker | Yohei Jin, Toru Fujii | 2014-07-08 |
| 8767998 | Pressure adjustor and method of manufacturing the same, speaker device using the pressure adjustor, electronic device, and vehicle | Keisuke Imamura, Yukihiro Shimasaki, Kiyoshi Ohashi, Yohei Jin | 2014-07-01 |
| 8553924 | Speaker, speaker device using the same and electronic apparatus and vehicle using the speaker | Masahide Sumiyama, Satoshi Koura, Koji Sano, Kazuki Honda, Satoshi Itoh +3 more | 2013-10-08 |
| 8406452 | Diaphragm for speaker, speaker using the diaphragm, and system using the speaker | Kazuaki Nishimura, Hiroshi Shinkoda | 2013-03-26 |
| 8340342 | Diaphragm for speaker, speaker using the diaphragm, electronic device using the speaker, and speaker-mounted device | Yohei Jin, Shinya Mizone, Kazuaki Nishimura | 2012-12-25 |
| 8265330 | Material for speaker device and speaker device using it | Yoshiharu Fukunishi, Takanori Kitamura, Kengo Tabata, Toshiyuki Matsumura, Shuji Saiki +1 more | 2012-09-11 |
| 8235168 | Diaphragm for speaker, frame for speaker, dust cap for speaker, speaker and apparatus using them, and method for manufacturing component for speaker | Shinya Mizone, Kazuyoshi Mimura, Takashi Sabato, Kazuaki Nishimura | 2012-08-07 |
| 8230966 | Diaphragm for speaker, frame for speaker, dust cap for speaker, speaker and apparatus using them, and method for manufacturing component for speaker | Shinya Mizone, Kazuyoshi Mimura, Takashi Sabato, Kazuaki Nishimura | 2012-07-31 |
| 8177021 | Diaphragm for speaker, frame for speaker, dust cap for speaker, speaker and apparatus using them, and method for manufacturing component for speaker | Shinya Mizone, Kazuyoshi Mimura, Takashi Sabato, Kazuaki Nishimura | 2012-05-15 |
| 8122996 | Diaphragm for speaker, frame for speaker, dust cap for speaker, speaker and apparatus using them, and method for manufacturing component for speaker | Shinya Mizone, Kazuyoshi Mimura, Takashi Sabato, Kazuaki Nishimura | 2012-02-28 |