Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12209629 | Friction material and friction material composition | Shusuke Suzuki, Masaaki Kobayashi | 2025-01-28 |
| 11009092 | Friction material | Shusuke Suzuki, Masaaki Kobayashi | 2021-05-18 |
| 8894899 | Method of producing friction material | Masaaki Kobayashi, Yasutoshi Kitahara, Shusuke Suzuki | 2014-11-25 |
| 6819791 | Color image analysis method | Satoshi Fujita, Naoto Kagiyama, Masayoshi Momiyama | 2004-11-16 |
| 6558793 | Substrate fiber of a dry friction material and manufacturing method thereof, and a dry friction material | Masaaki Kobayashi, Kenji Kakihara, Tunehisa Kawade | 2003-05-06 |