Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6426395 | &mgr;-oxo-bis-metallocene complex compounds and catalysts using same for the polymerization of olefins as well as polymerization process | Hiroshi Yamazaki, Masato Nakano, Seiki Mitani, Jun Saito, Mina Koyama | 2002-07-30 |
| 6184402 | Processes for the preparation of metallocene complexes | Hiroshi Yamazaki, Masato Nakano, Seiki Mitani, Jun Saito, Mina Koyama | 2001-02-06 |
| 4874880 | Bis(di-, tri- or tetra-substituted-cyclopentadienyl)-zirconium dihalides | Shinya Miya, Takaya Mise, Hiroshi Yamazaki | 1989-10-17 |
| 4831091 | Process for polymerizing olefins | Makoto Iijima, Noriaki Saito | 1989-05-16 |
| 4551439 | Solid catalyst component for olefin polymerization and process for producing same | Shinya Miya, Sadahiko Yamada, Makoto Iijima | 1985-11-05 |
| 4499194 | Carrier for olefin polymerization catalysts and process for producing the same | Makoto Iijima, Noriaki Saitoh | 1985-02-12 |
| 4403081 | Method for producing .alpha.-olefin polymers | Akihiro Sato, Sadahiko Yamada, Kazutsune Kikuta, Atsushi Suzuki, Hiroshi Shimizu +3 more | 1983-09-06 |
| 4389518 | Process for producing polyethylene | Atsushi Suzuki, Sadahiko Yamada, Jun Masuda | 1983-06-21 |
| 4324875 | Method for producing olefin polymers | Sadahiko Yamada, Atsushi Suzuki, Jun Masuda | 1982-04-13 |
| 4260723 | Method for producing olefin polymers | Yoshikatsu Ishigaki, Sadahiko Yamada, Atsushi Suzuki, Jun Masuda, Tadamitsu Hamazaki +2 more | 1981-04-07 |