Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5558472 | Method and apparatus for transporting particles | Hiroyuki Ogawa, Seiji Hirata | 1996-09-24 |
| 5473021 | Process for producing ethylene-propylene block copolymer | Hiroyuki Koura, Takeshi Ebara, Kazuki Wakamatsu, Shozo Kawamata | 1995-12-05 |
| 5449738 | Process for producing ethylene-propylene block copolymer | Hiroyuki Koura, Takeshi Ebara, Kazuki Wakamatsu, Shouzou Kawamata | 1995-09-12 |
| 5446116 | Process for gas phase polymerization | Hiroyuki Ogawa, Hideo Kusakabe, Ikuhiro Tamaru, Jitsuo Kurokawa | 1995-08-29 |
| 5381827 | Gas distributor for use in gas phase polymerization apparatus | Hiroyuki Koura, Kazuki Wakamatsu, Kazuyuki Takemura | 1995-01-17 |
| 5380494 | Apparatus for gas phase polymerization and method for operating the same | Hiroyuki Ogawa, Hideo Kusakabe, Ikuhiro Tamaru, Jitsuo Kuroawa | 1995-01-10 |