Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6840210 | Direct cylinder injection-type spark ignition internal combustion engine | Toyokazu Baika, Tatsuo Kobayashi, Fumiaki Hattori, Takashi Hashima, Hiroyuki Hokuto +5 more | 2005-01-11 |
| 6629518 | Direct cylinder injection-type spark ignition internal combustion engine | Toyokazu Baika, Tatsuo Kobayashi, Fumiaki Hattori, Takashi Hashima, Hiroyuki Hokuto +5 more | 2003-10-07 |
| 6460509 | Direct-fuel-injection-type spark-ignition internal combustion engine | Nobuyuki Muramatsu, Yasuhito Tsutsumi, Tatsuo Kobayashi, Toyokazu Baika, Shizuo Abe +2 more | 2002-10-08 |
| 6336437 | Direct cylinder injection-type spark ignition internal combustion engine | Toyokazu Baika, Tatsuo Kobayashi, Fumiaki Hattori, Takashi Hashima, Hiroyuki Hokuto +5 more | 2002-01-08 |