Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6071846 | Olefin polymerization catalyst and a polyolefin production method | Katsufumi Tsuboi, Junichi Ito | 2000-06-06 |
| 5352520 | Propylene-ethylene/butene block copolymer | Eitaro Asaeda | 1994-10-04 |