Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10784808 | Variable speed generator-motor apparatus and variable speed generator-motor system | Akira Bando | 2020-09-22 |
| 10536104 | Variable speed generator-motor apparatus and variable speed generator-motor system | Akira Bando | 2020-01-14 |
| 5886417 | Electrical power generating installation and method of operating same | Kiyoshi Oka | 1999-03-23 |
| 4980629 | AC-excited generator/motor apparatus | Akira Bando, Shigehiro Kayukawa, Junichi Shiozaki, Akira Momiyama, Hiroto Nakagawa +1 more | 1990-12-25 |
| 4952852 | Power system and synchronizing breakers for a variable speed generator motor system | Akira Bando, Keiji Saito, Ikuro Miyashita, Hashime Nagai, Hiroto Nakagawa +1 more | 1990-08-28 |
| 4926541 | Method of assembling wound rotor of vertical type adjustable speed hydroelectric rotating machine at its installation site | Shinsaku Hakuta, Yasuhiro Yasaka, Eiji Tsuji, Makoto Suzuki, Hirotaka Akagawa | 1990-05-22 |
| 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 |
| 4652807 | Starting method for induction motors | — | 1987-03-24 |