Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10982054 | Polymer gel and preparation method therefor | Kazuo Iijima, Jian Ping Gong, Takayuki Kurokawa | 2021-04-20 |
| 6455647 | Solid catalyst for olefin polymerization and process for producing olefin polymer with the same | Sakae Kamiyama, Toshifumi Takemori, Minoru Iijima, Shigeharu Yamamoto | 2002-09-24 |
| 6368995 | Solid catalysts for the polymerization of olefins and process for the production of olefin polymers therewith | Sakae Kamiyama, Toshifumi Takemori, Minoru Iijima, Shigeharu Yamamoto | 2002-04-09 |