Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11905182 | Friction material | Motoyuki MIYAJI, Kentaro OWA | 2024-02-20 |
| 11209063 | Friction material composition and friction material | Toru KAWATA, Motoyuki MIYAJI | 2021-12-28 |
| 10584757 | Friction material | Hiroshi Tokumura, Toru KAWATA | 2020-03-10 |
| 10233989 | Friction material | Motoyuki MIYAJI, Toru KAWATA | 2019-03-19 |
| 9541144 | Vehicular disc brake rotor and manufacturing method of vehicular disc brake rotor | Yoshiyuki Sugai, Katsuji Seki | 2017-01-10 |
| 9422994 | Manufacturing method of cast-iron friction member | Yoshiyuki Sugai, Katsuji Seki | 2016-08-23 |