Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5093442 | Method for producing a homopolymer or copolymer of an .alpha.-olefin | Harumi Watanabe | 1992-03-03 |
| 4376720 | Olefin polymerization catalyst and olefin polymerization method using such catalyst | Hisaya Sakurai, Yoshihiko Katayama, Tadashi Ikegami | 1983-03-15 |
| 4342708 | Hydrocarbon-soluble diorganomagnesium compounds, hydrocarbon solutions containing the same and processes for preparation thereof | Hisaya Sakurai, Yoshihiko Katayama, Tadashi Ikegami | 1982-08-03 |
| 4264472 | Catalyst for preparing polyethylene | Tadashi Ikegami, Hisaya Sakurai, Yoshihiko Katayama, Yukitoshi Iwashita | 1981-04-28 |