Issued Patents All Time
Showing 1–25 of 31 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8281832 | Rubber composition and pneumatic tire using the same | Noriko Yagi, Katsumi Terakawa, Tetsuo Mizoguchi | 2012-10-09 |
| 8148458 | Rubber composition for tread and pneumatic tire using the same | Noriko Yagi | 2012-04-03 |
| 8110056 | Process for preparing studless tire with tread having zinc oxide whiskers, glass fibers and porous natural glass | Hiroyuki Kishimoto, Akira Minakoshi, Isamu Tsumori | 2012-02-07 |
| 7709560 | Rubber composition for tire tread and pneumatic tire using the same | Noriko Yagi | 2010-05-04 |
| 7530380 | Tubeless tire | Noriko Yagi, Kazuyuki Nishioka, Nobuhiro Osaki | 2009-05-12 |
| 7414087 | Rubber composition and pneumatic tire using the same | Hiroyuki Kishimoto, Noriko Yagi | 2008-08-19 |
| 7375156 | Epoxidized or graft-copolymerized natural rubber composition for tire tread and pneumatic tire using the same | Noriko Yagi | 2008-05-20 |
| 7365119 | Rubber composition for tire tread comprising a piezoelectric material | Kazuyuki Nishioka, Hiroyuki Kishimoto, Takahiro Mabuchi | 2008-04-29 |
| 7338999 | Rubber composition for tire tread and pneumatic tire using the same | Noriko Yagi | 2008-03-04 |
| 7304109 | Rubber composition and tire using the same | Kazuyuki Nishioka, Takahiro Mabuchi, Katsumi Terakawa | 2007-12-04 |
| 7253235 | Rubber composition for a tire and tire using the same | Kazuyuki Nishioka, Takahiro Mabuchi, Katsumi Terakawa | 2007-08-07 |
| 7220794 | Rubber composition for tire treads and a pneumatic tire having a tread made of such composition | Noriko Yagi | 2007-05-22 |
| 7045567 | Rubber composition for tire tread and pneumatic tire using the rubber composition | Noriko Yagi, Toshiaki Sakaki, Kazuyuki Nishioka | 2006-05-16 |
| 6780915 | Rubber composition for the sidewall of a tire and a pneumatic using the same | Noriko Yagi | 2004-08-24 |
| 6579950 | Rubber waste disposal apparatus and method of treating rubber waste | Kazuyuki Nishioka, Jun Nishibayashi | 2003-06-17 |
| 6520229 | Pneumatic tire having improved static discharge characteristics | Toshiro Matsuo | 2003-02-18 |
| 6334358 | Friction test apparatus | Jun Nishibayashi, Chikahiro Sato | 2002-01-01 |
| 6294624 | Modified diene elastomer and its preparation | Tokuji Inoue, Tetsuji Nakajima, Noriko Yagi | 2001-09-25 |
| 6293327 | Pneumatic tire | Yasuhisa Minagawa, Yutaka Kuroda | 2001-09-25 |
| 6201054 | Rubber composition for tire tread | Seiji Hara | 2001-03-13 |
| 5907009 | Surface-treating agent for carbon black | Yasuhisa Minagawa | 1999-05-25 |
| 5859142 | Rubber composition for reinforcing bead of tires which contains butadiene rubber with syndiotactic crystals, carbon black, sulfur and sulfenamide accelerator | Yoko Nakada, Takahiro Fukumoto, Toru Iizuka, Kaoru Koyama | 1999-01-12 |
| 5624764 | Composite material of metal and rubber for use in industrial rubber articles | Mamoru Uchida, Takafumi Taguchi | 1997-04-29 |
| 5569690 | Rubber composition for tire | Katsumi Terakawa, Minoru Ueda, Naohiko Kikuchi, Toshirou Matsuo | 1996-10-29 |
| 5429165 | Pneumatic-shaped solid tire | Kouji Ichikawa, Motoshi Tanigawa, Takashi Nishimura, Shigeki Yamanaka, Ryozo Okada | 1995-07-04 |