KF

Kimihisa Furukawa

HI Hitachi: 10 patents #4,206 of 28,497Top 15%
HS Hitachi Automotive Systems: 7 patents #226 of 1,636Top 15%
HP Hitachi Industrial Products: 2 patents #8 of 86Top 10%
HC Hitachi Industrial Equipment Systems Co.: 1 patents #318 of 550Top 60%
Overall (All Time): #216,382 of 4,157,543Top 6%
20
Patents All Time

Issued Patents All Time

Showing 1–20 of 20 patents

Patent #TitleCo-InventorsDate
12388269 Power converter device Yuuichi MABUCHI 2025-08-12
12034379 Power conversion system Hajime Urai, Hiroshi Kamizuma, Noriya NAKAO, Kinya Nakatsu 2024-07-09
11984816 Power conversion device and press apparatus Mizuki NAKAHARA, Hirooki TOKOI, Yuki Kawaguchi 2024-05-14
11296610 Power conversion device, power conversion device control device, and power conversion device control method Shintaro Tanaka, Takae Shimada, Akihiko Kanouda, Mizuki NAKAHARA, Yuuichi MABUCHI 2022-04-05
11201559 Power conversion device and power conversion device connection method Yuuichi MABUCHI, Yuki Kawaguchi, Akihiko Kanouda 2021-12-14
11152870 Power conversion device Akihiko Kanouda, Yuuichi MABUCHI, Hiroyuki Shoji, Takae Shimada, Mitsuhiro KADOTA +1 more 2021-10-19
11108334 Power conversion device Mizuki NAKAHARA, Takae Shimada, Mitsuhiro KADOTA 2021-08-31
11016138 Diagnosis system for power conversion device, diagnosis method for semiconductor module, and power conversion device Yoshinobu Kimura, Junichi Sakano, Takashi Ogawa, Renichi Yamada 2021-05-25
10425025 Power conversion device and motor drive apparatus Takuro Kanazawa 2019-09-24
10348218 Power conversion device and electric power steering device using the same Takuro Kanazawa, Shigehisa Aoyagi 2019-07-09
10122299 Power conversion device Takashi Ogawa, Junichi Sakano 2018-11-06
10122296 Power converter, diagnostic system of power converter, and power converter diagnostic method using current change Junichi Sakano, Takashi Ogawa, Hisashi Endou 2018-11-06
9819299 Inverter device and electric vehicle Toshiyuki Ajima, Kohei Myoen, Hiroyuki Yamada 2017-11-14
9610972 Inverter device Toshiyuki Ajima, Tohma Yamaguchi, Hiroki TAKEDA 2017-04-04
9531305 Inverter apparatus Toshiyuki Ajima, Shigehisa Aoyagi, Tohma Yamaguchi, Daisuke Goto, Masaki KASHIMA 2016-12-27
8547041 Power conversion device Hideki Miyazaki, Shigeyuki Yoshihara, Yuichiro Takamune 2013-10-01
8483896 Motor control device and motor system equipped with motor control device Hideki Miyazaki, Hiroyuki Yamada 2013-07-09
8471518 Power conversion device Shingo Nishiguchi, Akinori Kamiya, Toshisada Mitsui, Kazuto Ooyama 2013-06-25
8174221 Motor control apparatus and control apparatus for hybrid electric vehicles Satoru Kaneko, Tatsuyuki Yamamoto, Tokihito Suwa, Yuuichirou Takamune, Kenta Katsuhama 2012-05-08
7990085 Generator control unit Satoru Kaneko, Tokihito Suwa, Yuuichirou Takamune, Satoru Ohno, Kenta Katsuhama +1 more 2011-08-02