Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6390250 | Rotary friction member, and process for producing the same | Koji Nakamura, Katsuhiro Kitamura, Yasuhiro Nakao | 2002-05-21 |
KS
Katsuhiro Shibata
Overall (2002): #178,530 of 266,432Top 70%
1
Patents 2002