SK

Seiji Kamata

KE Keihin: 19 patents #1 of 596Top 1%
HA Hitachi Astemo: 5 patents #131 of 1,276Top 15%
KS Komatsu Shisakusho: 2 patents #235 of 885Top 30%
MO Molex: 1 patents #940 of 1,726Top 55%
📍 Tochigi, JP: #133 of 2,789 inventorsTop 5%
Overall (All Time): #151,535 of 4,157,543Top 4%
26
Patents All Time

Issued Patents All Time

Showing 1–25 of 26 patents

Patent #TitleCo-InventorsDate
11894789 Power conversion device and electric drive unit 2024-02-06
11513156 Voltage determinator and voltage determination system Shingo Tsuchiya 2022-11-29
11280838 Integrated circuit and battery monitoring device Shingo Tsuchiya 2022-03-22
11223193 Circuit protection device and voltage detection device Shingo Tsuchiya 2022-01-11
11211644 Vehicle battery device with improved current detection Shingo Tsuchiya 2021-12-28
10935576 Determination of operation status of shut-off element of battery module Shingo Tsuchiya 2021-03-02
10877102 Voltage detection device Shingo Tsuchiya, Atsushi Hirokawa, Seigo Imai 2020-12-29
10845420 Voltage detecting apparatus 2020-11-24
10741817 Battery connection module Siow Pheng Goh, Kian Heng Lim, Shingo Tsuchiya 2020-08-11
10006966 Battery voltage detection device Shingo Tsuchiya 2018-06-26
9978550 Current sensor and contactor apparatus Yoichi Kawaguchi, Kenichi Takebayashi 2018-05-22
9921259 Ground fault detecting device Shingo Tsuchiya, Takashi Ikeda 2018-03-20
9753091 Voltage detecting device 2017-09-05
9634500 Storage battery system Satomu Sasaki 2017-04-25
9488696 Voltage detection apparatus Eishin Matsumoto, Shinichi Sato 2016-11-08
9142981 Cell balance control unit Eishin Matsumoto 2015-09-22
9103894 Battery-monitoring device Hidefumi Abe 2015-08-11
9046584 Battery voltage detector having pull-up resistor Shingo Tsuchiya 2015-06-02
9030205 Electric leakage detecting apparatus Hidefumi Abe 2015-05-12
8941355 Cell balance control device that prevents temperature increase of bypass circuit substrate Eishin Matsumoto 2015-01-27
8004284 Leak detecting circuit 2011-08-23
7956488 Power supply controlling apparatus for motor vehicle Nobuaki Kobayashi 2011-06-07
7759903 Battery voltage measurement circuit, battery voltage measurement method, and battery electric control unit 2010-07-20
7629794 Leakage detection circuit and battery electronic control unit 2009-12-08
5511458 Automatic cushioning control apparatus for cylinder of working machine Kazunori Kuromoto 1996-04-30