Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 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 |