KF

Keisuke Fukumasu

HS Hitachi Automotive Systems: 13 patents #88 of 1,636Top 6%
HI Hitachi: 3 patents #10,712 of 28,497Top 40%
Overall (All Time): #296,400 of 4,157,543Top 8%
16
Patents All Time

Issued Patents All Time

Showing 1–16 of 16 patents

Patent #TitleCo-InventorsDate
10404159 Electrical circuit device Jia Li, Yuji Sobu, Hiroki Funato 2019-09-03
10099704 Electromagnetic noise analyzing apparatus, controlling apparatus and controlling method Aya Ohmae, Hiroki Funato 2018-10-16
10103619 Electric power conversion device Hiroki Funato, Yuji Sobu 2018-10-16
10003274 Power conversion device Masayoshi Takahashi, Yuki Fujita, Takeshi Kato, Hiroki Funato 2018-06-19
9948210 Electric power conversion device Yosei Hara, Masayoshi Takahashi 2018-04-17
9906158 Power conversion device Masayoshi Takahashi, Hideyuki Sakamoto 2018-02-27
9866127 Electrical power converting device Yoshiharu Yamashita, Masayoshi Takahashi 2018-01-09
9847730 Power converter Akihiro Namba 2017-12-19
9776514 DC-DC converter Yuuji Sobu, Mikito Komatsu, Tatsuya Nakazawa 2017-10-03
9500689 Noise equivalent circuit Makoto Torigoe, Hiroki Funato, Takashi Suga, Hideki Osaka, Yoshiyuki Tsuchie +1 more 2016-11-22
9425695 DC-DC converter Hidenori Shinohara, Tatsuya Nakazawa, Yoshiharu Yamashita 2016-08-23
9345150 Electrical converter Makoto Torigoe, Kenichiro Nakajima, Masayoshi Takahashi, Hiroki Funato 2016-05-17
9345160 Electronic device Akihiro Namba, Hidenori Shinohara 2016-05-17
9112402 Power conversion apparatus Masayoshi Takahashi, Makoto Torigoe, Tomohiko Suematsu, Satoru Shigeta 2015-08-18
9065356 Electric power converter Hiroki Funato, Takashi Suga, Makoto Torigoe 2015-06-23
9042147 Power inverter including a power semiconductor module Akira Ishii 2015-05-26