Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7635514 | Reinforcing member, production method therefor, and engine block | Akihiro Katsuya | 2009-12-22 |
| 7560171 | Composite material member and method for producing the same | Akihiro Katsuya | 2009-07-14 |
| 5143036 | Multi-valve internal combustion engine | Shunji Masuda, Noriyuki Iwata | 1992-09-01 |
| 5119784 | Engine control system for multi-valve engine | Noboru Hashimoto, Fumihiko Saito, Tatsuya Uesugi | 1992-06-09 |
| 4779594 | Intake system for an internal combustion engine | Hiroyuki Oda, Hiroyasu Uchida, Shunji Masuda | 1988-10-25 |