Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6820580 | Valve driving device for engine | Masahiro Naito, Kouichi Shimizu | 2004-11-23 |
MF
Masaki Fukuma
Overall (2004): #164,282 of 270,089Top 65%
1
Patents 2004