Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4955327 | Partial-boil cooling apparatus for engine | Taizo Kitada, Osamu Hirako, Masatoshi Ninoyu, Yasuyuki Makigawa, Gorou Yamanaka +1 more | 1990-09-11 |
| 4850317 | Intake port device | Yoshiaki Danno, Daisuke Sanbayashi, Takashi Dogahara, Katsuo Akishino, Osamu Hirako +1 more | 1989-07-25 |
| 4813408 | Engine cooling device | Yoshiaki Danno, Daisuke Sanbayashi, Takashi Dogahara, Hidetsugu Kanao, Katsuo Akishino +8 more | 1989-03-21 |
| 4798517 | Pump | Kunio Kikuchi | 1989-01-17 |
| 4765294 | Intake device for internal combustion engine | Osamu Hirako, Reijiro Komagome | 1988-08-23 |
| 4646689 | Engine intake passage length varying device | Seiichi Oota, Taizou Kitada | 1987-03-03 |