Issued Patents 1989
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4883858 | Thermosetting resin from amine terminated amic acid and bis-maleimide | Masayuki Takemoto, Yukio Nomura, Minoru Yasuda | 1989-11-28 |
| 4870339 | Variable-speed power generating system | Yosio Furukawa, Yasuhiro Yasaka, Eiji Haraguchi, Hiroto Nakagawa, Yasuteru Oono | 1989-09-26 |
| 4839406 | Fluidity controlling agent for paints | Osamu Inoue, Yoshimasa Kamikuri, Norikazu Takizuka | 1989-06-13 |
| 4812730 | Variable-speed generator/motor system | Hiroto Nakagawa, Yasuteru Oono, Tadaatsu Kato, Sadahiko Niwa, Yosio Furukawa +1 more | 1989-03-14 |