Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5439080 | Pitch-reinforced carbon fiber brake disc and pyrolytic carbon/resin-reinforced carbon fiber friction pads | Tatsuyoshi Sakurai, Mashiro Yanagisawa, Kohei Okuyama, Kazuo Niwa, Toshihiro Fukagawa | 1995-08-08 |
| 5398784 | Brake friction composite with reinforcing pyrolytic carbon and thermosetting resin | Tatsuyoshi Sakurai, Mashiro Yanagisawa, Kohei Okuyama, Kazuo Niwa, Toshihiro Fukagawa | 1995-03-21 |
| 5190124 | Brake discs | — | 1993-03-02 |