Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4921901 | Block copolymers having ethylene-propylene copolymer blocks and methacrylate ester polymer blocks | Satoshi Ueki, Chihiro Imai | 1990-05-01 |
| 4912170 | Process for producing a modified styrene polymer | Tadashi Niwa, Masayuki Kato, Yoshio Taguchi, Chihiro Imai, by Nobuko Makishima, legal representative | 1990-03-27 |
| 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 |
| 4737555 | Process for producing a catalyst component for polymerization of olefins | Mamoru Tachikawa, Satoshi Ueki, Masato Sakuma, Chihiro Imai | 1988-04-12 |
| 4705830 | Block copolymer containing tetrahydrofuran block | by Nobuko Makishima, legal representative, by Satoshi Ueki, legal representative, by Chichiro Imai, legal representative | 1987-11-10 |
| 4704433 | Block copolymer containing a methacrylate ester block | Satoshi Ueki, Chihiro Imai | 1987-11-03 |
| 4686199 | Process for producing a catalyst component for polymerization of olefins | Mamoru Tachikawa, Masato Sakuma, Satoshi Ueki, Chihiro Imai | 1987-08-11 |
| 4683275 | Methylstyrene maleimide copolymer | Masayuki Kato, Yoshio Taguchi, Chihiro Imai | 1987-07-28 |
| 4678767 | Process for producing a catalyst component for polymerization of olefins | Mamoru Tachikawa, Satoshi Ueki, Masato Sakuma, Chihiro Imai | 1987-07-07 |
| 4647550 | Catalyst component for polymerization of olefins | Tadanao Kohora, Satoshi Ueki, Mamoru Tachikawa, Chihiro Imai | 1987-03-03 |
| 4634740 | Polypropylene composition | Yuji Fujita, Tadao Ikeda | 1987-01-06 |
| 4401799 | Titanium trichloride catalyst and process for the production thereof | Hiroshi Ueno, Eiji Sezaki, Naomi Inaba, Koh Watanabe, Shozo Wada | 1983-08-30 |
| 4183826 | Titanium trichloride catalyst and process for the production thereof | Hiroshi Ueno, Eiji Sezaki, Naomi Inaba, Koh Watanabe, Shozo Wada | 1980-01-15 |