KH

Keiji Hamada

YA Yazaki: 11 patents #397 of 3,427Top 15%
HA Hitachi Astemo: 7 patents #64 of 1,276Top 6%
HS Hitachi Automotive Systems: 7 patents #226 of 1,636Top 15%
Honda Motor Co.: 3 patents #6,619 of 21,052Top 35%
Overall (All Time): #160,088 of 4,157,543Top 4%
25
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
RE50061 Electric drive device and electric power steering device Masao Fujimoto 2024-07-30
11870326 Electric drive apparatus, and electric power steering apparatus 2024-01-09
11606000 Electric drive device and electric power steering device 2023-03-14
11577774 Electric drive device and electric power steering device 2023-02-14
11407443 Electric drive device and electric power steering device 2022-08-09
11362569 Electric drive apparatus, and electric power steering apparatus 2022-06-14
11052841 Electric drive device and electric power steering device Masao Fujimoto, Tomio SAKASHITA 2021-07-06
11040738 Electric drive device and electric power steering device Masao Fujimoto 2021-06-22
10965181 Electric drive device and electric power steering device 2021-03-30
10826355 Electric drive device and electric power steering device Takuro Kanazawa, Haruaki Motoda 2020-11-03
10797566 Electric drive device and electric power steering device Takuro Kanazawa, Haruaki Motoda 2020-10-06
10770955 Connection terminal assembly and electromotive drive device using same 2020-09-08
10668944 Electric drive device and electric power steering device Masao Fujimoto 2020-06-02
10554100 Electric drive apparatus, and electric power steering apparatus 2020-02-04
10283902 Waterproof structure for connector Tomoyuki Miyakawa, Kazuyuki Ochiai 2019-05-07
9979125 Fitting structure of connector Tomoyuki Miyakawa, Kazuyuki Ochiai 2018-05-22
9831595 Connector waterproofing structure Tomoyuki Miyakawa, Kazuyuki Ochiai, Masaki Imamura 2017-11-28
9755352 Waterproofing structure for connector Tomoyuki Miyakawa 2017-09-05
9647357 Peg press-fitting structure for connector Kaoru Sawairi 2017-05-09
9590328 Peg press-fitting structure for connector Kaoru Sawairi 2017-03-07
9590322 Connector Yoshihiro Iwahori 2017-03-07
9401553 Connector device 2016-07-26
9350119 Wrong insertion preventive structure of connector Masahito Ozaki, Koji Hayashi, Takumi Nakagishi, Keigo Tsubo, Kazuhiro Fujino +1 more 2016-05-24
9136623 Connector Takumi Nakagishi, Keigo Tsubo, Kazuhiro Fujino, Ryusuke Murayama 2015-09-15
8702454 Contact and connector with contacts 2014-04-22