Issued Patents 2003
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6531000 | Surface treated rolling bearing and manufacturing method thereof | Hiromichi Takemura, Yasuo Murakami, Seiji Sato | 2003-03-11 |
YM
Youichi Matumoto
Overall (2003): #86,439 of 273,478Top 35%
1
Patents 2003