Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11208126 | DC feeder voltage computing device, DC feeder voltage control system, and DC feeder voltage computation method | Keiki Fujita, Kenji Ueda, Toshihiro Wada | 2021-12-28 |
| 10633008 | DC-feeding-voltage calculating apparatus, DC-feeding-voltage control system, and DC-feeding-voltage calculating method | Keiki Fujita, Kenji Ueda, Toshihiro Wada | 2020-04-28 |