TC

Tadahiko Chida

HS Hitachi Automotive Systems: 7 patents #226 of 1,636Top 15%
HI Hitachi: 4 patents #8,942 of 28,497Top 35%
HA Hitachi Astemo: 2 patents #393 of 1,276Top 35%
Overall (All Time): #373,914 of 4,157,543Top 9%
13
Patents All Time

Issued Patents All Time

Showing 1–13 of 13 patents

Patent #TitleCo-InventorsDate
11430716 Power semiconductor device and power conversion device using the same Junpei Kusukawa 2022-08-30
11242845 Linear compressor and device mounted with the same Yoshinori Kawai 2022-02-08
10784788 Reactor and DC-DC converter using same Akihiro Goto 2020-09-22
10763739 Power conversion device and power supply system using same Shintaro Tanaka, Takae Shimada, Mikito Komatsu 2020-09-01
10381937 Power converter having multiple switching legs Shintaro Tanaka, Takae Shimada 2019-08-13
10381148 Transformer and power converter using the same Mikito Komatsu, Kenji Kubo 2019-08-13
10326379 Power conversion device Shintaro Tanaka, Akihiro Goto 2019-06-18
10128770 Converter and electric power conversion apparatus Akihiro Goto, Yoshiharu Yamashita, Hidenori Shinohara 2018-11-13
9887638 Power conversion apparatus with frequency operation change based on input voltage Yasuaki Norimatsu, Akihiko Kanouda, Yuuichi MABUCHI, Takuya Ishigaki, Takae Shimada 2018-02-06
9806622 Power conversion device and power conversion control method for the same Yasuaki Norimatsu, Akihiko Kanouda, Yuuichi MABUCHI, Takuya Ishigaki, Takae Shimada 2017-10-31
9713292 DC-DC converter and power conversion apparatus Hidenori Shinohara, Mitsuru Yasunami 2017-07-18
8198847 Brushless motor system Akira Mishima, Nobuyasu Kanekawa 2012-06-12
7701159 Brushless motor system Akira Mishima, Nobuyasu Kanekawa 2010-04-20