Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4524413 | AC rectifier having semi-conductor active rectifying element | Tsuneo Ikenoue, Naoki Arai, Shuichi Umemoto | 1985-06-18 |
| 4513360 | DC-DC converter having energy storage inductance element connected in flywheel circuit | Tsuneo Ikenoue, Naoki Arai, Shuichi Umemoto | 1985-04-23 |
| 4357654 | DC--DC Converter | Tsuneo Ikenoue, Shuichi Umemoto, Naoki Arai | 1982-11-02 |
| 4356541 | Rectifier | Tsuneo Ikenoue, Shuichi Umemoto, Naoki Arai | 1982-10-26 |
| 4210958 | DC-DC Converter output stabilizing device | Tsuneo Ikenoue, Mitsugi Suzuki | 1980-07-01 |