Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6630559 | Propylene polymer, propylene block copolymer, process for preparing said polymer and said block copolymer, and propylene polymer composition | Kazumitsu Kawakita, Mamoru Kioka | 2003-10-07 |
| 6545099 | Propylene polymer and block copolymer | Kazumitsu Kawakita, Mamoru Kioka | 2003-04-08 |
| 6537942 | Olefin polymerization catalyst and process for preparing polypropylene and propylene block copolymer | Mamoru Kioka | 2003-03-25 |