Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6966290 | Engine valve train device | Masahiro Ito | 2005-11-22 |
| 6904884 | Balance device for engines | — | 2005-06-14 |
YU
Yoji Utsumi
Overall (2005): #27,830 of 245,428Top 15%
2
Patents 2005