Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4807811 | Accumulator fuel injector for diesel engine | Masahiro Aketa, Masahiro Yamashita, Satoshi Torii | 1989-02-28 |
| 4703729 | Intake system with double intake ports for internal combustion engine | Kenji Sakano, Masahiro Aketa, Kiyoshi Hataura, Hiroo Sakanaka, Masahiro Yamashita | 1987-11-03 |