Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12419012 | Power conversion apparatus | Shigeyuki Nakabayashi, Ikuto Udagawa | 2025-09-16 |
| 11901834 | Power conversion device supported by intersecting panel | Shigeyuki Nakabayashi, Hitoshi Sadakuni, Ikuto Udagawa | 2024-02-13 |
| 10959359 | Power conversion device | Shigeyuki Nakabayashi, Hitoshi Sadakuni, Ikuto Udagawa | 2021-03-23 |
| 5942880 | Compensation control device for a power system | Masahiko Akamatsu, Yasuhiko Hosokawa | 1999-08-24 |
| 5886888 | Voltage source type power converting apparatus | Masahiko Akamatsu, Shinzo Tamai, Fuminori Nakamura, Tomohiko Aritsuka, Takeaki Asaeda | 1999-03-23 |
| 5646511 | Power system compensator apparatus and power converter apparatus | Masahiko Akamatsu, Yasuhiko Hosokawa | 1997-07-08 |
| 5617012 | Power converter protecting apparatus for electric power system | — | 1997-04-01 |