Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4390669 | Process for multi-step gas-phase polymerization of olefins | Yoshinori Morita, Shinzi Hayata, Akifumi Kato, Tohru Watanabe | 1983-06-28 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4390669 | Process for multi-step gas-phase polymerization of olefins | Yoshinori Morita, Shinzi Hayata, Akifumi Kato, Tohru Watanabe | 1983-06-28 |