Issued Patents 2019
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10409308 | Electric power transmission facility planning support system and the method thereof | Yoshikazu Ishii, Masataka IMABAYASHI | 2019-09-10 |
| 10360315 | Construction field management method and construction field management device | Hiroshi Seki | 2019-07-23 |
| 10283961 | Voltage and reactive power control system | Yoshikazu Ishii | 2019-05-07 |