Issued Patents 2003
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6643906 | Friction member, and vibration wave device and apparatus using friction member | Yutaka Maruyama | 2003-11-11 |
SK
Satoru Kitajima
Overall (2003): #124,785 of 273,478Top 50%
1
Patents 2003