Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6701892 | Throttle valve control apparatus of internal combustion engine and automobile using the same | Eisuke Wayama, Toshifumi Usui, Shigeru Tokumoto, Yasuo Saito | 2004-03-09 |
| 6691678 | Throttle assembly for internal combustion engine, and throttle sensor | Toshifumi Usui, Shigeru Tokumoto, Yasuo Saito, Eisuke Wayama | 2004-02-17 |