Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12288985 | Power conversion device, control device, and distributed power source system | Takashi Shigemasa | 2025-04-29 |
| 5473021 | Process for producing ethylene-propylene block copolymer | Takeshi Ebara, Kazuki Wakamatsu, Shozo Kawamata, Yoshizumi Sasaki | 1995-12-05 |
| 5449738 | Process for producing ethylene-propylene block copolymer | Takeshi Ebara, Kazuki Wakamatsu, Shouzou Kawamata, Yoshizumi Sasaki | 1995-09-12 |
| 5381827 | Gas distributor for use in gas phase polymerization apparatus | Yoshizumi Sasaki, Kazuki Wakamatsu, Kazuyuki Takemura | 1995-01-17 |