Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6407184 | Method of multistage gas phase polymerization, apparatus therefor and device for reducing entrainment of subcomponents in polymer powder in apparatus for multistage gas phase polymerization | Shotaro Matsuda, Satoru Ohtani, Yoshiaki Kikuchi | 2002-06-18 |
| 5962607 | Method of vapor phase polymerization, vapor phase polymerizer and blower | Ryoichi Yamamoto, Mitsunori Ichimura, Yoshiaki Kikuchi | 1999-10-05 |