Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7511000 | Gear part with lubrication coating and method of manufacturing the same | Yoshiharu Matsuda, Kazuo Tatsumi | 2009-03-31 |
TY
Tohji Yokoyama
Overall (All Time): #3,321,360 of 4,157,543Top 80%
1
Patents All Time