Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4889082 | Intake system for multiple-cylinder engine | Mitsuo Hitomi, Yasuhiro Yuzuriha, Akinori Yamashita | 1989-12-26 |
| 4846117 | Intake system for multiple-cylinder engine | Mitsuo Hitomi, Akinori Yamashita, Yasuhiro Yuzuriha | 1989-07-11 |