Keiichi Nakamura

SS Sumitomo Wiring Systems: 23 patents #127 of 2,615Top 5%

TK Toyoda Koki Kabushiki Kaisha: 14 patents #17 of 674Top 3%

TO Toyota: 11 patents #2,600 of 26,838Top 10%

HI Hitachi: 6 patents #6,582 of 28,497Top 25%

SI Sumitomo Metal Industries: 6 patents #80 of 1,462Top 6%

NM Nippon Steel & Sumitomo Metal: 5 patents #197 of 1,491Top 15%

CO Combi: 5 patents #32 of 161Top 20%

Mazda Motor: 5 patents #800 of 4,755Top 20%

NI Nikon: 5 patents #754 of 2,493Top 35%

Aisin Seiki Kabushiki Kaisha: 4 patents #844 of 3,782Top 25%

KT Kabushiki Kaisha Toshiba: 4 patents #6,684 of 21,451Top 35%

NI Ngk Insulators: 4 patents #658 of 2,083Top 35%

HC Hitachi Powdered Metals Co.: 3 patents #44 of 246Top 20%

VF Vallourec Oil And Gas France: 3 patents #33 of 144Top 25%

TA Tandy: 3 patents #15 of 92Top 20%

YC Yazaki Industrial Chemical Co.: 3 patents #10 of 41Top 25%

SO Sony: 2 patents #12,963 of 25,231Top 55%

RE Resonac: 2 patents #101 of 474Top 25%

SK Showa Denko K.K.: 2 patents #639 of 1,736Top 40%

FL Fujitsu General Limited: 2 patents #129 of 325Top 40%

AT Autonetworks Technologies: 1 patents #723 of 1,079Top 70%

Sumitomo Electric Industries: 1 patents #13,249 of 21,551Top 65%

AM Amp: 1 patents #694 of 1,260Top 60%

Overall (All Time): #13,936 of 4,157,543Top 1%

102

Patents All Time

Issued Patents All Time

Showing 101–102 of 102 patents

Patent #	Title	Co-Inventors	Date
4469919	Telephone answering device	Hideyuki Horiuchi	1984-09-04
4437532	Steering force controller for a power steering device	Kyosuke Haga, Yutaka Mori	1984-03-20