Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9929416 | Fuel cell vehicle coolant having improved storage stability and method for producing the same | Yuichiro Sugiyama, Kazuhiro Miyajima, Youichirou Yoshii, Tomoyuki Nakano, Takumi Otsubo | 2018-03-27 |
| 5915070 | Motor driving apparatus for pulse-width modulation controlling a DC voltage according to a rotation speed setting information | Yoriyuki Takekawa | 1999-06-22 |
| 5593297 | Scroll type compressor | Nobuyuki Nakajima, Masakuni Ishikawa, Norikatsu Kiso, Yukio Kazahaya, Seiji Kuchiki | 1997-01-14 |
| 5551852 | Scroll type compressor having a seal bearing unit | Susumu Saito, Kiyohiro Harada, Yukio Kazahaya, Seiji Kuchiki, Masakuni Ishikawa +1 more | 1996-09-03 |
| 5518373 | Compressor start-up controller | Kiyohiro Harada, Sakae Mashio, Akihito Uetake, Osamu Shinkawa, Takeshi Fujihisa | 1996-05-21 |
| 5472328 | Scroll type compressor having an oil seal bearing for the drive shaft | Susumu Saito, Kiyohiro Harada, Yukio Kazahaya, Seiji Kuchiki, Masakuni Ishikawa +1 more | 1995-12-05 |
| 5253481 | Control unit for activating compressor | Osamu Takahashi, Akihito Uetake, Osamu Shinkawa | 1993-10-19 |
| 5073093 | Scroll-type fluid handling machine | Takeshi Seto | 1991-12-17 |
| 5006045 | Scroll compressor with reverse rotation speed limiter | Tatsuya Shimoda, Takeshi Seto, Kenichi Endo, Yamaha Yoshikazu | 1991-04-09 |
| 4870939 | Distribution-type fuel injection system controlled by electromagnetic valve | Masataka Ishikawa | 1989-10-03 |
| 4844035 | Fuel injection device | — | 1989-07-04 |
| 4643223 | Solenoid valve | Tatsuhiko Abe | 1987-02-17 |