Issued Patents All Time
Showing 25 most recent of 50 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12394396 | Keyboard instrument, key base molding method, and key base molding mold | Yasushi Shiraishi | 2025-08-19 |
| 11532290 | Method for assembling keyboard instrument | Atsushi Oshiro, Daisuke Noto | 2022-12-20 |
| 11335308 | Keyboard instrument and manufacturing method therefor | Atsushi Oshiro, Daisuke Noto | 2022-05-17 |
| 11195499 | Keyboard instrument and manufacturing method therefor | Atsushi Oshiro, Daisuke Noto | 2021-12-07 |
| 10692474 | Key unit and keyboard instrument | Toshiya Kuno, Yuichi Nishimura | 2020-06-23 |
| 10593306 | Keyboard instrument | Akihito Akaishi, Akihisa Hoshino | 2020-03-17 |
| 10580390 | Keyboard instrument | Akihito Akaishi | 2020-03-03 |
| 10482851 | Key unit and keyboard instrument | Toshiya Kuno, Yuichi Nishimura | 2019-11-19 |
| 10424281 | Hammer unit and keyboard device | Toshiya Kuno | 2019-09-24 |
| 10418003 | Keyboard device and keyboard instrument | — | 2019-09-17 |
| 10380985 | Keyboard device | Toshiya Kuno | 2019-08-13 |
| 10347223 | Keyboard device and keyboard instrument | — | 2019-07-09 |
| 10139290 | Optical temperature sensor and method for manufacturing optical temperature sensor | Takari YAMAMOTO, Kenichiro Yamada, Yoshiki Yamakawa, Yuji MIZUMA, Masatoshi Tabira | 2018-11-27 |
| 9833972 | Laminated steel plate | Hiroshi Ohishi, Atsuo Koga, Hiroshi Ohashi | 2017-12-05 |
| 9495940 | Keyboard device and keyboard instrument | Akihisa Hoshino | 2016-11-15 |
| 9384715 | Keyboard apparatus and keyboard instrument | — | 2016-07-05 |
| 9324306 | Keyboard device and keyboard instrument | Akihisa Hoshino | 2016-04-26 |
| 9150946 | Hot dip galvanized high strength steel sheet excellent in plating adhesion and hole expandability and method of production of same | Kenichiro Matsumura, Toshiki Hattori, Satoshi Kato | 2015-10-06 |
| 9096918 | Facility for production of high strength steel sheet or hot dip zinc coated high strength steel sheet excellent in elongation and hole expandability | Toshiki Nonaka, Hiroki Murayama, Koji Yanaba, Satoshi Kato | 2015-08-04 |
| 8820102 | Ventilation and air conditioning apparatus for vehicle | Kazuhiko Shiraishi, Yoshihiro Sumida, Akihiro Nishida, Masato Yosomiya, Tetsuya Yamashita +1 more | 2014-09-02 |
| 8716728 | Nitride semiconductor light-emitting diode device | Hiromitsu Kudo, Hiroaki Okagawa, Shin Hiraoka, Takahide Joichi, Toshihiko Shima | 2014-05-06 |
| 8686266 | Keyboard device | — | 2014-04-01 |
| 8455886 | Light emitting device using GaN LED chip | Takahide Joichi, Hiroaki Okagawa, Shin Hiraoka, Toshihiko Shima | 2013-06-04 |
| 8443624 | Non-Azeotropic refrigerant mixture and refrigeration cycle apparatus | Tetsuya Yamashita, Akihiro Nishida, Takashi Okazaki, Yoshihiro Sumida, Masato Yosomiya +1 more | 2013-05-21 |
| 8350140 | Keyboard device | — | 2013-01-08 |