Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6376587 | Rubber composition for tire tread and pneumatic tire using said rubber composition | Yukitoshi Ajiro | 2002-04-23 |
| 6336486 | Pneumatic radical tire having cap base tread | Shizuo Iwasaki, Naohiro Sasaka, Kazuo Hayashi | 2002-01-08 |
| 6242522 | Rubber composition for tire tread and pneumatic tire using same | Naofumi Ezawa, Naohiro Sasaka | 2001-06-05 |
| 6186204 | Pneumatic tire with tread formed with a rubber compound containing a rubber component, a softener and a benzothiazole compound type vulcanization accelerator | Naohiro Sasaka, Shigeo Kimura | 2001-02-13 |
| 5531256 | Flame-retardant rubber tires | Takatsugu Hashimoto, Keizo Akutagawa, Makoto Tanaka, Junichi Yamagishi, Kazuo Hachiya | 1996-07-02 |
| 5341862 | Flame-retardant rubber tires | Takatsugu Hashimoto, Keizo Akutagawa, Makoto Tanaka, Junichi Yamagishi, Kazuo Hachiya | 1994-08-30 |
| 5340867 | Flame-retardant rubber compositions | Takatsugu Hashimoto, Junichi Yamagishi, Kazuo Hachiya, Satoshi Takezawa | 1994-08-23 |