KS

Kei Sakabe

VJ Vehicle Energy Japan: 10 patents #4 of 73Top 6%
HI Hitachi: 9 patents #4,653 of 28,497Top 20%
HE Hitachi Vehicle Energy: 6 patents #8 of 95Top 9%
HS Hitachi Automotive Systems: 3 patents #507 of 1,636Top 35%
HC Hitachi Chemical Company: 1 patents #1,071 of 1,946Top 60%
HC Hitachi Construction Machinery Co.: 1 patents #701 of 1,234Top 60%
Overall (All Time): #162,164 of 4,157,543Top 4%
25
Patents All Time

Issued Patents All Time

Showing 1–25 of 25 patents

Patent #TitleCo-InventorsDate
11532841 Storage battery control device Shin Yamauchi, Masahiro Yonemoto, Takanori Yamazoe, Keiichiro Ohkawa, Ryohhei Nakao 2022-12-20
11515579 Cell control device, power system Keiichiro Ohkawa, Ryohhei Nakao, Masahiro Yonemoto 2022-11-29
11437840 Battery control system Takanori Yamazoe 2022-09-06
11374425 Battery energy storage system, battery management system, and control method for controlling battery temperature Fanny MATTHEY, Shin Yamauchi, Ryohhei Nakao, Daiki Komatsu, Keiichiro Ohkawa 2022-06-28
11267342 Battery control system Takanori Yamazoe 2022-03-08
11247581 Battery control device Keiichiro Ohkawa, Takanori Yamazoe, Ryohhei Nakao, Masahiro Yonemoto 2022-02-15
11226376 Storage battery control device Shin Yamauchi, Masahiro Yonemoto, Takanori Yamazoe, Keiichiro Ohkawa, Ryohhei Nakao 2022-01-18
11084385 Battery control device, battery system, and vehicle Daiki Komatsu, Masahiro Yonemoto, Shin Yamauchi, Keiichiro Ohkawa, Ryohhei Nakao 2021-08-10
10879570 Storage battery control device Shin Yamauchi, Masahiro Yonemoto, Takanori Yamazoe, Keiichiro Ohkawa, Ryohhei Nakao 2020-12-29
10818983 Battery management device and system, and hybrid vehicle control system for utilizing battery performance while maintaining battery life Masahiro Yonemoto, Takanori Yamazoe, Shin Yamauchi, Keiichiro Ohkawa, Ryohhei Nakao 2020-10-27
10807494 Battery management system, battery system and hybrid vehicle control system Masahiro Yonemoto, Ryohhei Nakao, Keiichiro Ohkawa, Daiki Komatsu 2020-10-20
10680453 Battery control device Keiichiro Ohkawa, Takanori Yamazoe, Ryohhei Nakao, Masahiro Yonemoto 2020-06-09
10338148 Communication device and communication system Takanori Yamazoe 2019-07-02
10319218 Wireless battery system, and wireless system Takanori Yamazoe, Hiroshi Arita 2019-06-11
10256513 Battery system 2019-04-09
9987945 Radio battery system, and cell controller and battery controller that have radio battery system Takanori Yamazoe 2018-06-05
9745723 Construction machine and battery pack thereof Takeshi Inoue, Motoo Futami, Ken Takeuchi 2017-08-29
9362759 Battery control circuit and battery device Ryouhei Nakao, Youhei Kawahara, Akihiko Kudou, Akihiko Emori 2016-06-07
9356451 Battery control circuit having multiple adjusting units Youhei Kawahara, Ryouhei Nakao, Akihiko Kudo, Akihiko Emori 2016-05-31
9130379 Integrated circuit for controlling battery cell and vehicle power supply system Akihiko Emori, Akihiko Kudo, Kenji Kubo, Youhei Kawahara, Mutsumi Kikuchi +1 more 2015-09-08
8798832 Electric storage device Youhei Kawahara, Akihiko Emori 2014-08-05
8736229 Battery control circuit for reducing power consumption Youhei Kawahara, Ryouhei Nakao, Akihiko Kudo, Akihiko Emori 2014-05-27
8426047 Multi-series battery control system Akihiko Emori, Youhei Kawahara, Mutsumi Kikuchi, Tatsumi Yamauchi, Akihiko Kudo 2013-04-23
8212571 Vehicle power supply device Akihiko Emori, Youhei Kawahara, Mutsumi Kikuchi, Tatsumi Yamauchi, Akihiko Kudo +1 more 2012-07-03
8159184 Automotive power supply system Akihiko Emori, Youhei Kawahara, Mutsumi Kikuchi, Tatsumi Yamauchi, Akihiko Kudo 2012-04-17