Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
KM

Kenji Morikawa

Denso: 14 patents #767 of 11,792Top 7%
MMMitsubishi Materials: 3 patents #352 of 1,543Top 25%
MKMorikawa Sangyo Kabushiki Kaisha: 3 patents #1 of 10Top 10%
MIMorikawa Industries: 1 patents #8 of 19Top 45%
NCNippondenso Co.: 1 patents #1,765 of 3,479Top 55%
Aizuwakamatsu, JP: #2 of 111 inventorsTop 2%
Overall (All Time): #187,625 of 4,157,543Top 5%
22 Patents All Time

Issued Patents All Time

Showing 1–22 of 22 patents

Patent #TitleCo-InventorsDate
12359284 Copper alloy, plastically worked copper alloy material, component for electronic/electrical equipment, terminal, heat dissipation substrate Hirotaka Matsunaga, Kosei Fukuoka, Kazunari Maki, Shinichi Funaki, Hiroyuki Mori 2025-07-15
12203158 Copper alloy, copper alloy plastic working material, component for electronic/electrical device, terminal, bus bar, lead frame, and heat dissipation substrate Hirotaka Matsunaga, Kosei Fukuoka, Kazunari Maki, Shinichi Funaki, Hiroyuki Mori 2025-01-21
11926889 Copper alloy plate, copper alloy plate with plating film, and methods for producing these Naoki Miyashima, Kazunari Maki, Shinichi Funaki 2024-03-12
8191432 Load detecting device including a load detecting element between a substrate and a load receiver and method of producing the same Hideyuki Hayakawa, Toshio Hosokawa 2012-06-05
8141431 Load sensor having load detection element and support element and method for manufacturing the same Hideyuki Hayakawa 2012-03-27
7926826 Load sensor device and steering apparatus for vehicle having the same Hideyuki Hayakawa 2011-04-19
7870796 Load sensor and manufacturing method for the same Hideyuki Hayakawa 2011-01-18
7844102 Analog-to-digital conversion apparatus and sensing apparatus having the same 2010-11-30
7832284 Load sensor and manufacturing method for the same Hideyuki Hayakawa 2010-11-16
7224257 Physical quantity sensing element having improved structure suitable for electrical connection and method of fabricating same 2007-05-29
7216554 Physical quantity sensor having enhanced temperature compensation capability 2007-05-15
7028540 Device and method for detecting force acting on tire 2006-04-18
6997060 Load-detecting device 2006-02-14
6972501 Circuit structure of electric power steering device Hideyuki Hayakawa, Tetsuo Imamura 2005-12-06
6851509 Easy-to-assemble structure of electric power steering device Hideyuki Hayakawa, Tetsuo Imamura 2005-02-08
6729433 Electrically-powered steering device Nobuhiko Uryu, Hideyuki Hayakawa 2004-05-04
6668659 Load detecting device Tetsuo Imamura 2003-12-30
5677581 Stepping motor with protruding pole teeth to increase detent torque Hirohiko Yoshida, Tetsuo Imamura, Masayuki Yano, Kenji Tange 1997-10-14
5570468 Method and apparatus for decontaminating substances contaminated with radioactivity Hiroshi Obinata, Kazuo Omata, Toshihiko Sato, Yoshihiko Nakajima, Seigo Ichikawa 1996-10-29
5503591 Apparatus for decontaminating substances contaminated with radioactivity Yasuo Shimizu, Akira Doi 1996-04-02
5302324 Method for decontaminating substances contaminated with radioactivity, and method for decontaminating the materials used for said decontamination Yasuo Shimizu, Akira Doi 1994-04-12
5126077 Radioactive decontamination method using methylene chloride Toshio Tenjin, Yasuo Shimizu, Akira Doi 1992-06-30