Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6378584 | Rubber composition for tire tread including silica and rice husk | Masato Kawase, Toshiro Matsuo | 2002-04-30 |
| 6369151 | Rubber composition for tire tread | Mamoru Uchida | 2002-04-09 |