Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10807386 | Printing device | Hideo Izawa, Seiji Komatsuda | 2020-10-20 |
| 10717300 | Inkjet printer | Hideo Izawa, Seiji Komatsuda | 2020-07-21 |
| 9650704 | Seamless steel pipe for hollow spring | Takuya Kochi, Hitoshi Hatano, Kotaro Toyotake | 2017-05-16 |
| 9429255 | Hollow seamless pipe for high-strength spring | Takuya Kochi, Hitoshi Hatano, Kotaro Toyotake, Takashi Yajima, Akira Tange | 2016-08-30 |
| 9057122 | High-strength steel plate excellent in drop weight properties | Hiroyuki Takaoka | 2015-06-16 |
| 8343635 | Multi-layered sheet of aluminum alloys | Katsushi Matsumoto, Masao Kinefuchi, Toshiki Ueda, Fumihiro Koshigoe, Shimpei Kimura | 2013-01-01 |
| 8043711 | Aluminum alloy clad sheet for a heat exchanger and its production method | Fumihiro Koshigoe, Toshiki Ueda, Shimpei Kimura, Masao Kinefuchi, Katsushi Matsumoto | 2011-10-25 |
| 7834262 | Electronic keyboard instrument | — | 2010-11-16 |
| 6031173 | Apparatus for generating musical tones using impulse response signals | Sayoko Ikeda, Takashi Suzuki, Katsushi Ishii | 2000-02-29 |