Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11841399 | Diagnostic apparatus for switching device | — | 2023-12-12 |
| 11486906 | Voltage measuring device and gas-insulated switching apparatus | Yasutomo OTAKE, Takahiro Umemoto, Yasuhito HASHIBA, Hiroyuki Kawano | 2022-11-01 |
| 11038339 | Anomaly diagnosis device and anomaly diagnosis method for oil-hydraulic operating mechanism | — | 2021-06-15 |
| 10338102 | Voltage detection device for transforming apparatus | Shigeo Fujii | 2019-07-02 |
| 10018664 | Phase control device | Aya Yamamoto, Tomohito Mori | 2018-07-10 |
| 9779892 | Power switching control apparatus for switching timings of breaker to suppress transit voltage and current upon turning on the breaker | Shoichi Kobayashi, Takashi Shindoi, Kenji Inomata, Tomohito Mori, Aya Yamamoto | 2017-10-03 |
| 9599641 | Current detection device | Shigeo Fujii | 2017-03-21 |
| 9459291 | Voltage detection device | Shigeo Fujii | 2016-10-04 |
| 9263213 | Power switching control device and closing control method thereof | Tomohito Mori, Hiroyuki Tsutada | 2016-02-16 |