Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12284496 | Audio processing device, amplifier device, and audio processing method | Toshiyuki Ochi | 2025-04-22 |
| 11670272 | Amplifier for music signal and method of outputting waveform of music signal | Mitsuo Shida, Kosuke Takada | 2023-06-06 |
| 11437968 | Guitar amplifier and control method of guitar amplifier | Toshiyuki Ochi, Kosuke Takada | 2022-09-06 |
| 11233491 | Distortion imparting device and distortion imparting method | Mitsuo Shida, Toshiyuki Ochi, Kosuke Takada | 2022-01-25 |
| 8496529 | Game system | Yoshihiko Narita, Hiroshi Naraoka, Tadashi Minamino, Takahiro Ohashi, Yoko Takeuchi +1 more | 2013-07-30 |
| 8278884 | DC-DC converter | Shinji Asakawa | 2012-10-02 |
| 8088008 | Game system | Takashi Inubushi, Yoshihiko Narita | 2012-01-03 |
| D643406 | Speaker | Koichi Nakao | 2011-08-16 |
| D638399 | Speaker | Koichi Nakao | 2011-05-24 |
| 7915510 | Tuner for musical instruments and amplifier with tuner | Masato Ueno, Kosuke Takata | 2011-03-29 |
| D582391 | Speaker | — | 2008-12-09 |
| D581902 | Speaker | — | 2008-12-02 |
| D495012 | Guitar amplifier | — | 2004-08-24 |
| 4625691 | Knock suppression system for internal combustion engine | Satoshi Komurasaki, Atsushi Ueda, Youichi Kadota | 1986-12-02 |
| 4508079 | Knocking control system for internal combustion engine | Satoshi Komurasaki, Atsushi Ueda, Youichi Kadota | 1985-04-02 |
| 4409929 | Fuel control apparatus for internal combustion engine | Takeo Sasaki | 1983-10-18 |