Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6147151 | Tread rubber composition and tire using the composition | Takahiro Fukumoto, Yoichi Mizuno, Kazuo Kadomaru | 2000-11-14 |
| 5859142 | Rubber composition for reinforcing bead of tires which contains butadiene rubber with syndiotactic crystals, carbon black, sulfur and sulfenamide accelerator | Kiyoshige Muraoka, Takahiro Fukumoto, Toru Iizuka, Kaoru Koyama | 1999-01-12 |
| 5591794 | Rubber composition for tire tread | Takahiro Fukumoto, Yoichi Mizuno | 1997-01-07 |
| 5388627 | Pneumatic tire including a protective rubber layer on the outer surface of the sidewalls | — | 1995-02-14 |