Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12209629 | Friction material and friction material composition | Naoki Odani, Masaaki Kobayashi | 2025-01-28 |
| 11073187 | Brake pad and under-layer material composition | Katsuya Okayama, Masato Nishioka | 2021-07-27 |
| 11009092 | Friction material | Naoki Odani, Masaaki Kobayashi | 2021-05-18 |
| 10703455 | Jet propelled watercraft | Masayuki Shibata, Toshitaka Kouga | 2020-07-07 |
| 8894899 | Method of producing friction material | Masaaki Kobayashi, Yasutoshi Kitahara, Naoki Odani | 2014-11-25 |