Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6809137 | Rubber composition and pneumatic tire using said rubber composition | Kenji Matsuo, Masahiro Hojo, Kazuomi Kobayashi | 2004-10-26 |
| 6779573 | Pneumatic tires | Kazuomi Kobayashi, Kenji Matsuo | 2004-08-24 |