Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6472464 | Styrene-butadiene copolymer and rubber composition comprising the copolymer | Koichi Morita, Yoichi Ozawa | 2002-10-29 |
| 6369167 | Polymer, process for making the polymer, and rubber composition using the polymer | Koichi Morita | 2002-04-09 |