Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7077180 | Pneumatic tire having sipes formed by shifting pitches of zigzag shape | — | 2006-07-18 |
| 6719024 | Pneumatic tire having sipes | — | 2004-04-13 |
| RE37306 | Automobile tire | Kenichi Shirai, Masahiro Ishida, Toshihiko Suzuki | 2001-08-07 |
| D426855 | Automobile tire | Masakazu Niwa, Kenichiro Sugitani, Hiroshi Hata | 2000-06-20 |
| 5954107 | Pneumatic radial tire | Yoshimasa Hashimoto, Toshihiko Suzuki, Sadakazu Takei, Izumi Kuramochi, Hiroshi Tokizaki | 1999-09-21 |
| D397974 | Automobile tire | Hisaya Morishita, Hiroshi Tokizaki, Izumi Kuramochi | 1998-09-08 |
| D392229 | Automobile tire | Kenichi Shirai, Masahiro Ishida, Toshihiko Suzuki | 1998-03-17 |
| D389103 | Automobile tire | Yoshimasa Hashimoto, Toshihiko Suzuki, Izumi Kuramochi, Kohtaroh Iwabuchi | 1998-01-13 |
| D380994 | Automobile tire | Hisaya Morishita, Junichi Ohtani, Toshihiko Suzuki, Izumi Kuramochi, Hiroshi Tokizaki | 1997-07-15 |
| 5016695 | Pneumatic tire having the highest rigidity tread rib offset from the equatorial line | Toshihiko Suzuki | 1991-05-21 |
| 5007472 | Pneumatic radial tire with improved bead structure | Takashi Yamashita, Toshihiko Suzuki | 1991-04-16 |
| 4730654 | Asymetric pneumatic radial tire tread for passenger car | Takashi Yamashita, Tuneo Morikawa | 1988-03-15 |
| 4716950 | Radial tire for passenger car | Tuneo Morikawa | 1988-01-05 |