Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7879170 | Pneumatic tires | Tetsuhito Tsukagoshi, Takeshi Watanabe, Yuichiro Ogawa | 2011-02-01 |
| 7152645 | Pneumatic tires | Tetsuhito Tsukagoshi, Takeshi Watanabe, Yuichiro Ogawa | 2006-12-26 |
| 6976518 | Pneumatic radial tires | — | 2005-12-20 |
| 6688360 | Pneumatic tires | Tetsuhito Tsukagoshi, Takeshi Watanabe, Yuichiro Ogawa | 2004-02-10 |
| 6668890 | Pneumatic radial tires | — | 2003-12-30 |
| 6530411 | Pneumatic tires | Tetsuhito Tsukagoshi, Takeshi Watanabe, Yuichiro Ogawa | 2003-03-11 |
| 5465773 | Pneumatic radial tires with zigzag belt and rubberized cord ply belt reinforcing layer | Hiroyuki Koseki, Kenji Toyoda | 1995-11-14 |
| 5271445 | Pneumatic tire including wave-shaped cords or filaments | Yoshihide Kohno, Hiroyuki Koseki, Norinaga Matsushita | 1993-12-21 |
| 5253689 | Heavy duty radial tire carcass profile | Kiyoshi Sato, Tatsuro Shimada, Hiroyuki Koseki | 1993-10-19 |
| 5176769 | Radial tire for aircraft including both a circumferential breaker ply and an intersecting breaker ply | Shigeki Yamada | 1993-01-05 |
| 5004031 | Pneumatic tire with a strip reinforcing laminate having filaments arranged together in an undulating form | Yoshihide Kohno, Hiroyuki Koseki | 1991-04-02 |
| 4966214 | High inner pressure heavy duty pneumatic radial tire including folded belt layers | — | 1990-10-30 |
| 4934428 | Heavy duty pneumatic radial tire | Yasutoshi Aoki | 1990-06-19 |
| 4915151 | Heavy duty radial tire carcass profile | Kiyoshi Sato, Tatsuro Shimada, Hiroyuki Koseki | 1990-04-10 |
| 4846238 | Heavy duty pneumatic radial tire with a carcass ply composed of aromatic polyamide fiber cords | Hidenori Masuda | 1989-07-11 |
| 4807681 | Pneumatic radial tires for airplanes | — | 1989-02-28 |
| 4790366 | Pneumatic radial tire for heavy duty vehicle | — | 1988-12-13 |
| 4762158 | Reduced rolling resistance pneumatic radial tire | Shinichi Furuya, Minoru Togashi, Kenshiro Kato | 1988-08-09 |