Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5026762 | Rubber composition for all-weather tires | Shingo Midorikawa, Ichiro Suzuki, Yoshihiko Suzuki, Youichi Yamaguchi | 1991-06-25 |
| 4947913 | Pneumatic radial tire profile | Kazuyuki Kaba, Ken Takahashi | 1990-08-14 |
| 4826911 | Rubber compositions for automobile tire treads | Yoshihiko Suzuki, Asahiro Ahagon, Yuichi Saitoh, Youichi Yamaguchi | 1989-05-02 |
| 4800941 | Heavy load radial tire | Kazuyuki Kabe, Ken Takahashi, Saichi Harada | 1989-01-31 |
| 4518733 | Rubber compositions comprising (1) polyisoprene (2) cobalt salt of rosin (3) carbon black and (4) sulphur | Yasuhiro Ishikawa, Kazuhiro Yamada | 1985-05-21 |
| 4417550 | Engine preheating apparatus | Akihiro Kobayashi, Novuei Ito, Yoji Kato | 1983-11-29 |
| 4363958 | Preheating apparatus for diesel engines | Akihiro Kobayashi, Yoji Kato | 1982-12-14 |
| 4191013 | Device for purifying exhaust gases from internal combustion engine | Eturou Katahira, Shunzo Yamaguchi, Yasuhiko Ishida, Hideo Miyagi | 1980-03-04 |