Issued Patents 2017
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9656921 | Friction material composition and friction material | Katsuji Seki, Yoshiyuki Sugai | 2017-05-23 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9656921 | Friction material composition and friction material | Katsuji Seki, Yoshiyuki Sugai | 2017-05-23 |