Issued Patents All Time
Showing 26–38 of 38 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6983733 | Direct-injection spark-ignition engine | Hiroyuki Yamashita, Noriyuki Ohta, Fumihiko Saito | 2006-01-10 |
| 6928980 | Control device for spark-ignition engine | Masahisa Yamakawa, Takayoshi Hayashi, Toshiaki Nishimoto | 2005-08-16 |
| 6672277 | Direct-injection spark ignition engine | Takehiko Yasuoka, Noriyuki Ohta, Hiroyuki Yamashita, Masatoshi Seto, Masakazu Matsumoto +1 more | 2004-01-06 |
| 6560960 | Fuel control apparatus for an engine | Hirofumi Nishimura | 2003-05-13 |
| 6449946 | Control apparatus for direct-injection engine | Youichi Kuji, Masayuki Kuroki, Junichi Taga, Kazuya Yokota | 2002-09-17 |
| 6401703 | Method and system for controlling fuel injection for direct injection-spark ignition engine | Kiyotaka Mamiya, Hiroyuki Yamamoto | 2002-06-11 |
| 6351942 | Control system for a direct injection engine of spark ignition type | Hirofumi Nishimura, Hiroshi Tokushige | 2002-03-05 |
| 6345499 | Catalyst light-off method and device for direct injection engine | Hirofumi Nishimura, Youichi Kuji, Seiko Kono, Hiroyuki Yamashita | 2002-02-12 |
| 6330796 | Control device for direct injection engine | Hirofumi Nishimura, Youichi Kuji, Seiko Kono, Hiroyuki Yamashita | 2001-12-18 |
| 6318074 | Control device for direct injection engine | Hirofumi Nishimura, Youichi Kuji, Seiko Kono, Hiroyuki Yamashita | 2001-11-20 |
| 5445241 | Exhaust gas pipe assembly for an automotive engine | Yoshitaka Nakamura, Kazumi Okamura, Koji Mizuno | 1995-08-29 |
| 5433075 | Exhaust system for an engine | Yositaka Nakamura | 1995-07-18 |
| 5133304 | Cooling water passage for V-type internal combustion engine | Naohide Koshimoto | 1992-07-28 |