Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5076866 | Heat resistant slide member for internal combustion engine | Seiichi Koike, Tomoyoshi Matsuno, Hiroyuki Horimura, Masao Ichikawa, Noriaki Matsumoto | 1991-12-31 |
| 4889774 | Carbon-fiber-reinforced metallic material and method of producing the same | Toyoko Ohshima, Toshinobu Hata | 1989-12-26 |
| 4838961 | Method of manufacturing high strength blank a bolt | Mitsushi Higuchi, Kunio Namiki | 1989-06-13 |
| 4778652 | High strength bolt | Mitsushi Higuchi, Kunio Namiki | 1988-10-18 |