TK

Takafumi Kawakami

Sumitomo Electric Industries: 5 patents #5,365 of 21,551Top 25%
SS Sumitomo Wiring Systems: 5 patents #684 of 2,615Top 30%
AT Autonetworks Technologies: 5 patents #322 of 1,079Top 30%
EI Eizo: 2 patents #40 of 112Top 40%
Fujitsu Limited: 2 patents #10,930 of 24,456Top 45%
EN Eizo Nanao: 1 patents #5 of 29Top 20%
AG Agc: 1 patents #509 of 954Top 55%
📍 Yokkaichi, JP: #351 of 2,072 inventorsTop 20%
Overall (All Time): #435,679 of 4,157,543Top 15%
11
Patents All Time

Issued Patents All Time

Showing 1–11 of 11 patents

Patent #TitleCo-InventorsDate
12291110 Power source system Seiya Miyata, Masayoshi Hirota 2025-05-06
11894714 Power source system Masayoshi Hirota 2024-02-06
11773216 Fluorine-containing ether compound, composition and article Keigo Matsuura, Eiichiro ANRAKU, Ryuta TAKASHITA, Koki Watanabe, Makoto Uno +1 more 2023-10-03
11476750 Vehicle power supply device with charge circuit section 2022-10-18
11084438 Power supply apparatus for vehicles 2021-08-10
10744963 Charge/discharge device Rina Konishi 2020-08-18
10607566 Method, computer program, and system for measuring display light intensity of a display device Kensuke Nagashima, Atsuyoshi Deyama, Junro Yonemitsu 2020-03-31
10311828 Method, computer program, and system for measuring display light intensity of a display device Kensuke Nagashima, Atsuyoshi Deyama, Junro Yonemitsu 2019-06-04
9642132 Communication device and communication method Yosuke Nishikata, Yoshihiko Shirokura, Naoto Miyauchi, Masahiro Machida, Yukio Hayashi +4 more 2017-05-02
9509611 Communication system, congestion avoidance method thereof, and meter reading system using communication system Mitsuaki Yasuoka, Yasuaki Kamimura, Katsumi Kobayashi, Hiroaki Kawasumi, Hiroaki Tamai +4 more 2016-11-29
8872864 Display device, display system, and correction method Atsuyoshi Deyama, Junro Yonemitsu, Kensuke Nagashima 2014-10-28