Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4849483 | Process for producing a catalyst component for polymerization of olefins | Mamoru Tachikawa, Masato Sakuma, Satoshi Ueki, Chihiro Imai | 1989-07-18 |
| 4801654 | Block copolymer containing block from tetrahydrofuran | by Nobuko Makishima, legal representative, Satoshi Ueki, Chihiro Imai | 1989-01-31 |