Issued Patents 2002
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6492528 | 1,3-dialkyl-2-imidazolidinones and a manufacturing process therefor | Katsuhiko Matsuba, Shinichi Nakagawa, Takazou Katou | 2002-12-10 |
| 6433118 | Copolymer, a manufacturing process therefor and a solution containing thereof | Ritsuko Fukuda, Toshiro Takao, Keiichi Ikeda | 2002-08-13 |
| 6372854 | Hydrogenated ring-opening metathesis polymer and its use and production | Tadahiro Sunaga, Toshiro Takao, Keiichi Ikeda, Nobuo Kawahara, Masumi Okita | 2002-04-16 |