Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5698639 | Ethylene-propylene-diene rubber, elastomer composition and vulcanized rubber thereof | Takashi Mishima | 1997-12-16 |
| 5696214 | Process for preparing ethylene-.alpha.-olefin-nonconjugated polyene random copolymer | Toshihiro Sagane, Toshiyuki Tsutsui, Masaaki Kawasaki, Keiji Okada, Tetsuo Tojo | 1997-12-09 |