Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6422201 | Intake control system for engine | Hajime Yamada, Hirosi Nakagome, Akihiro Hamada | 2002-07-23 |
| 6378471 | Intake and exhaust control systems for engine | Hajime Yamada, Toshihiko Suda, Noriyoshi Tsutsui, Shigeru Kodaira, Kenjiro Saito +1 more | 2002-04-30 |