Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7926463 | Cylinder injection type spark ignition internal combustion engine | Takeshi Ashizawa, Hiroshi Nomura, Kaoru Maeda, Keisuke Matsumoto, Takeo Kushida | 2011-04-19 |
| 7597085 | Direct fuel injection-type spark ignition internal combustion engine | Takeshi Ashizawa, Hiroshi Nomura | 2009-10-06 |
| 7487756 | Direct fuel injection-type spark ignition internal combustion engine | Takeshi Ashizawa | 2009-02-10 |
| 7406942 | Direct-injection internal combustion engine and method of controlling the direct-injection internal combustion engine | Takeshi Ashizawa, Hiroshi Nomura | 2008-08-05 |