SH

Shuzo Hirakushi

KC Koyo Seiko Co.: 18 patents #10 of 749Top 2%
KC Koyo Jidoki Co.: 3 patents #3 of 9Top 35%
HC Hiruta-Kogyo Co.: 1 patents #4 of 26Top 20%
JT Jtekt: 1 patents #1,102 of 1,969Top 60%
MM Mitsubishi Motors: 1 patents #856 of 1,823Top 50%
Overall (All Time): #211,250 of 4,157,543Top 6%
21
Patents All Time

Issued Patents All Time

Showing 1–21 of 21 patents

Patent #TitleCo-InventorsDate
7568550 Worm support device and power assist unit having the same Hirotaka YASUDA, Hirotsugu Kusano, Wataru Yamada, Yoshiyuki Saito 2009-08-04
7353727 Vehicular steering apparatus Tetsuya Murakami, Hiroaki Shinto 2008-04-08
7328631 Vehicular steering apparatus Tetsuya Murakami, Hiroaki Shinto 2008-02-12
7311334 Shock absorbing type steering device for vehicles and method of producing the same Ken Niwa, Noboru Minamoto 2007-12-25
7172361 Extendable shaft Noboru Minamoto, Ryouichi Tokioka 2007-02-06
7044503 Collapsible telescopic steering apparatus Tetsuya Murakami, Yoshitaka Noda 2006-05-16
6990874 Collapsible telescopic steering apparatus Tetsuya Murakami, Hiroaki Shinto 2006-01-31
6981430 Vehicular steering apparatus Tetsuya Murakami, Hiroaki Shinto 2006-01-03
6776253 Electric power steering apparatus Yasuhiro Tomago 2004-08-17
5388679 Torque transmission device of a four-wheel drive vehicle Masahiro Inoue 1995-02-14
5375687 Torque transmission device of a four-wheel drive vehicle Masahiro Inoue 1994-12-27
5154252 Power transmission apparatus for vehicle Satoshi Kawai, Akihiko Kawano, Hideki Hagashira 1992-10-13
5074825 Hydraulic transmission coupling apparatus Yoshiaki Hamasaki, Takao Tamagawa, Yoshihiro Nakagawa 1991-12-24
4919248 Drive coupling unit Takeo Hiramatsu, Kenjiro Fujita, Yoshimasa Nagayoshi, Yoshiaki Hamasaki 1990-04-24
4850447 Power transmission apparatus for a vehicle Yoshiaki Hamasaki, Goki Shimamura 1989-07-25
4784235 Oil pressure reaction control valve for power steering apparatus Waichiro Ijiri 1988-11-15
4775022 Apparatus for controlling steering power in power steering system Hideo Matsubara 1988-10-04
4718514 Steering force control device for power steering apparatus 1988-01-12
4640380 Apparatus for controlling a steering force of a handle in automobiles Toshihiko Daido, Hideo Matsubara 1987-02-03
4637484 Hydraulic control apparatus for a power steering device Waichiro Ijiri 1987-01-20
4194411 Steering column support assembly Shigeru Manabe 1980-03-25