Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6630241 | Rubber-steel cord composite and pneumatic tire for passenger cars | Kazuomi Kobayashi, Kenji Matsuo | 2003-10-07 |
| 6619354 | Run flat pneumatic tire with shoulder cushion rubber layer loss tangent less than carcass coating rubber loss tangent | Kazuomi Kobayashi, Kenji Matsuo, Hiroki Sawada | 2003-09-16 |