Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5648581 | Method for vapor phase polymerization of alpha-olefin | Masahiro Niwa, Eiko Kobayashi, Mamoru Yoshikawa | 1997-07-15 |
| 5604170 | Solid catalyst components for olefin polemerization and use thereof | Akira Sano, Kazuo Matsuura, Yoshio Tajima | 1997-02-18 |