Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6670408 | Friction material | Akihiro Hikichi, Mikiya Haruta | 2003-12-30 |
| 5106887 | Non-asbestos friction material | — | 1992-04-21 |
| 4722949 | Non-asbestos friction composition capable of manufacturing in dry process | Kazushige Kiba | 1988-02-02 |