Issued Patents All Time
Showing 26–50 of 83 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8065991 | Working gas circulation engine | Rentaro Kuroki, Akira Kato | 2011-11-29 |
| 8011332 | Spark ignition type internal combustion engine | Yukihiro Nakasaka, Daisuke Akihisa, Eiichi Kamiyama | 2011-09-06 |
| 7895835 | Exhaust heat recovery apparatus | Hiroshi Yaguchi, Shinichi Mitani | 2011-03-01 |
| 7882821 | Spark ignition type internal combustion engine | Daisuke Akihisa, Eiichi Kamiyama, Yukihiro Nakasaka | 2011-02-08 |
| 7805935 | Stirling engine and control method therefor | Hiroshi Yaguchi | 2010-10-05 |
| 7802543 | Spark ignition type internal combustion engine | Daisuke Akihisa, Eiichi Kamiyama | 2010-09-28 |
| 7730723 | Exhaust heat recovery apparatus | Hiroshi Yaguchi, Shinichi Mitani | 2010-06-08 |
| 7661416 | Working-gas-circulation-type engine | Takashi Sasajima | 2010-02-16 |
| 7644581 | Stirling engine | Hiroshi Yaguchi | 2010-01-12 |
| 7624672 | Piston apparatus | Shinichi Mitani, Hiroshi Yaguchi | 2009-12-01 |
| 7624574 | Piston apparatus, stirling engine, external combustion engine, and fluid device | Hiroshi Yaguchi, Shinichi Mitani | 2009-12-01 |
| 7621260 | Internal combustion engine and control method thereof | Shinichi Mitani | 2009-11-24 |
| 7603857 | Exhaust heat recovery apparatus | Hiroshi Yaguchi | 2009-10-20 |
| 7581393 | Stirling engine | Hiroshi Yaguchi | 2009-09-01 |
| 7458215 | Stirling engine and hybrid system with the same | Hiroshi Yaguchi | 2008-12-02 |
| 7458216 | Exhaust heat recovery apparatus | Hiroshi Yaguchi | 2008-12-02 |
| 7213563 | Piston engine having approximate straight-line mechanism | Hiroshi Yaguchi | 2007-05-08 |
| 7191596 | Stirling engine and hybrid system that uses the Stirling engine | Hiroshi Yaguchi | 2007-03-20 |
| 5477831 | Fuel injection control device for internal combustion engine | Motonobu Akaki, Yasutoshi Yamada, Nobuyuki Oota, Masaki Mitsuyasu | 1995-12-26 |
| 5425343 | Fuel injection control device for internal combustion engine | Motonobu Akaki, Yasutoshi Yamada, Nobuyuki Oota, Masaki Mitsuyasu | 1995-06-20 |
| 5058549 | Fuel swirl generation type fuel injection valve and direct fuel injection type spark ignition internal combustion engine | Eiji Hashimoto, Shizuo Sasaki, Yoshiyuki Tamaki, Masaki Mitsuyasu | 1991-10-22 |
| 4974565 | Fuel swirl generation type fuel injection valve and direct fuel injection type spark ignition internal combustion engine mounted with the fuel injection valve | Eiji Hashimoto, Shizuo Sasaki, Yoshiyuki Tamaki, Masaki Mitsuyasu | 1990-12-04 |
| 4917068 | Unit injector for an engine | Takeshi Takahashi, Shinya Hirota, Takashi Yamamoto, Satoshi Watanabe | 1990-04-17 |
| 4858439 | Device for varying a stroke | Takeshi Takahashi | 1989-08-22 |
| 4817469 | Automatic transmission for automobile and method of controlling same | Takashi Shigematsu, Tomoyuki Watanabe, Setsuo Tokoro | 1989-04-04 |