QW

Qichen WANG

FC Fuji Electric Co.: 10 patents #232 of 2,643Top 9%
Overall (All Time): #494,921 of 4,157,543Top 15%
10
Patents All Time

Issued Patents All Time

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDate
11632038 Snubber apparatus and power conversion apparatus Ryuji Yamada 2023-04-18
11424610 Apparatus, power supply, method and recording medium to determine a state of a three-phase AC power supply using instantaneous voltages of three phases of the AC voltage Nobuyuki Tawada 2022-08-23
11218070 Snubber module, snubber apparatus and power conversion apparatus Ryuji Yamada 2022-01-04
11165333 Snubber device and power conversion apparatus Ryuji Yamada, Kazuyuki YODA 2021-11-02
10825605 Transformer Satoru Fujita 2020-11-03
10398029 High-frequency transformer Satoru Fujita, Takashi Kuwabara, Nobuyuki Tawada 2019-08-27
10122281 Power conversion device for cancelling leakage current Satoru Fujita 2018-11-06
9887539 Power conversion device Satoru Fujita 2018-02-06
9531298 Inverter device Satoru Fujita 2016-12-27
9397582 Power converter, and inverter device including the power converter Satoru Fujita 2016-07-19