Issued Patents All Time
Showing 1–20 of 20 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8091600 | Heavy duty pneumatic tire with wide-width belt layer convex portion | — | 2012-01-10 |
| 7987882 | Heavy-duty pneumatic tire | — | 2011-08-02 |
| 7195046 | Run flat pneumatic tire with shoulder cushion rubber layer loss tangent less than carcass coating rubber loss tangent | Tomohisa Nishikawa, Kenji Matsuo, Hiroki Sawada | 2007-03-27 |
| 7168469 | Radial tire including two small slant belt layers | Shuji Ando | 2007-01-30 |
| 6889736 | Run flat pneumatic tire with shoulder cushion rubber layer loss tangent less than carcass coating rubber loss tangent | Tomohisa Nishikawa, Kenji Matsuo, Hiroki Sawada | 2005-05-10 |
| 6809137 | Rubber composition and pneumatic tire using said rubber composition | Kenji Matsuo, Masahiro Hojo, Tomohisa Nishikawa | 2004-10-26 |
| 6779573 | Pneumatic tires | Tomohisa Nishikawa, Kenji Matsuo | 2004-08-24 |
| 6705367 | Heavy duty pneumatic radial tire including lug groove having platform | — | 2004-03-16 |
| 6630241 | Rubber-steel cord composite and pneumatic tire for passenger cars | Tomohisa Nishikawa, Kenji Matsuo | 2003-10-07 |
| 6619354 | Run flat pneumatic tire with shoulder cushion rubber layer loss tangent less than carcass coating rubber loss tangent | Tomohisa Nishikawa, Kenji Matsuo, Hiroki Sawada | 2003-09-16 |
| 6415840 | Pneumatic safety tire with rubber-organic filament fiber layer | Tomohisa Nishikawa, Shungo Ito, Katsuhiko Kinoshita, Kenji Matsuo | 2002-07-09 |
| 6209604 | Pneumatic tire for passenger cars with sidewall portions having a rubber reinforcing layer and a rubber-filament fiber composite | Tomohisa Nishikawa, Kenji Matsuo | 2001-04-03 |
| 6186205 | Pneumatic tire for passenger cars including specified steel cord | Kazuo Oshima, Kozo Sasaki, Tomohisa Nishikawa, Kenji Matsuo | 2001-02-13 |
| 6170545 | Safety pneumatic tire | Tomohisa Nishikawa, Kenji Matsuo | 2001-01-09 |
| 6138732 | Pneumatic tires with run flat reinforcing strip rubber | Tomohisa Nishikawa, Kenji Matsuo | 2000-10-31 |
| 6119748 | Pneumatic tires with specified stiffener rubber arrangement | Tomohisa Nishikawa, Kenji Matsuo | 2000-09-19 |
| D332074 | Automobile tire | — | 1992-12-29 |
| 5109902 | Pneumatic tires including a foamed tread base rubber | — | 1992-05-05 |
| 4865103 | Pneumatic radial tire | Minoru Nakano | 1989-09-12 |
| 4745956 | Pneumatic tires with specified belt cord properties | Akira Yagi, Tatsuro Shimada | 1988-05-24 |