Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D742921 | Piston | Seishi Nakao | 2015-11-10 |
| 8195376 | Fuel injection control device for diesel engine | Tomohiro Ootani, Gou Asai | 2012-06-05 |
| 8037864 | Diesel engine | Tomohiro Ootani | 2011-10-18 |
| 7441535 | Shape of combustion chamber for direct-injection diesel engine | Hiroyuki Fujii | 2008-10-28 |