Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6830018 | Engine valve train | Mitsuru Sugimoto, Atsushi Umemoto | 2004-12-14 |
NW
Norihiko Watanabe
Overall (2004): #144,352 of 270,089Top 55%
1
Patents 2004