Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE40037 | Electric power system protection and control system | Osamu Hasegawa, Yasuo Kaino | 2008-01-29 |
| 6741916 | Accident point locating system | Katsuhiko Sekiguchi | 2004-05-25 |
| 6618648 | Control system method of protectively controlling electric power system and storage medium storing program code | Katsuhiko Sekiguchi, Tetsuya Miyoshi, Yutaka Fuwa, Yoshiyuki Shimokawa, Hideki Sasaki +1 more | 2003-09-09 |