Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6588470 | Pneumatic radial tire reinforced with fibrillated sea-island short polymer fibers | Daisuke Kanenari, Kazuto Yamakawa | 2003-07-08 |
| 6209603 | Pneumatic radial tire reinforced with fibrillated sea-island short polymer fibers | Daisuke Kanenari, Kazuto Yamakawa, Takeo Masaki | 2001-04-03 |
| 6164353 | Pneumatic tire for passenger cars having shoulder recess | Zenichiro Shida | 2000-12-26 |
| D419501 | Automobile tire | Masahiro Iida, Kenichiro Endou | 2000-01-25 |
| D416835 | Automobile tire | Masahiro Iida, Kenichiro Endo | 1999-11-23 |
| D407676 | Automobile tire | Hisaya Morishita, Hiroshi Tokizaki, Izumi Kuramochi, Kenichi Shirai | 1999-04-06 |
| D290105 | Automobile tire | Tadanobu Nagumo, Tadayoshi Hiraga, Tadashi Harashima, Izumi Kuramochi | 1987-06-02 |
| 4649975 | Pneumatic tire tread | Tomohiko Kogure, Tadayoshi Hiraga, Nobuhito Takasugi | 1987-03-17 |