AS

Akihiko Shiina

JT Jtekt: 12 patents #104 of 1,969Top 6%
KC Koyo Seiko Co.: 11 patents #29 of 749Top 4%
📍 Kashihara, JP: #10 of 287 inventorsTop 4%
Overall (All Time): #184,064 of 4,157,543Top 5%
23
Patents All Time

Issued Patents All Time

Showing 1–23 of 23 patents

Patent #TitleCo-InventorsDate
10279836 Steering system 2019-05-07
10099717 Steering device 2018-10-16
9988073 Steering system 2018-06-05
9038763 Hydraulic power steering system Ryouichi Kubo, Yasuhiro Tomagou, Masahiko Sakamaki, Tetsuya Ozaki 2015-05-26
8733493 Hydraulic power steering system Keisuke Izutani, Masahiko Sakamaki 2014-05-27
8584791 Hydraulic power steering apparatus Masahiko Sakamaki, Yasuhiro Tomagou, Tetsuya Ozaki, Ryouichi Kubo 2013-11-19
8381867 Transmission ratio variable mechanism and vehicle steering apparatus including the same Motoyasu Yamamori 2013-02-26
8371977 Transmission ratio variable mechanism and motor vehicle steering system including the same Masaki Nakaoka, Yasuaki Tsuji, Yasuhiro Saitou, Sunao Tsuchimochi, Hidetaka Otsuki +1 more 2013-02-12
8181734 Motor vehicle steering system Masaki Nakaoka, Yasuaki Tsuji, Yasuhiro Saitou, Sunao Tsuchimochi, Hidetaka Otsuki +1 more 2012-05-22
7575090 Electric power steering device Hiroaki Shinto, Mitsuharu Minami, Noritake Okawa, Masayoshi Sakuda 2009-08-18
7562601 Worm wheel and electric power steering system Takanori Kurokawa, Hideo Matsubara 2009-07-21
7377875 Planetary gear apparatus and steering apparatus with planetary gear apparatus Hiroaki Sougumo, Shiro Nakano, Kosuke Yamanaka 2008-05-27
7240762 Electric power steering apparatus Noritake Okawa, Masayoshi Sakuda 2007-07-10
7174825 Hydraulic power steering apparatus Yasuhiro Kamatani, Toshiaki Oya, Ryouichi Tokioka, Kazuhiro Watanabe, Yoshimi Kotake +5 more 2007-02-13
6900564 Electric power steering system Masanori Kobayashi, Takeo Iino, Katsutoshi Nishimura, Ken-ichiroh Aoto, Yoshio Itou +4 more 2005-05-31
6868607 Electric power steering apparatus and method of manufacturing gear used therefor Masashi Kuze, Mitsuharu Minami, Hideo Matsubara 2005-03-22
6769507 Electric power steering apparatus Tetsuya Murakami, Takeo Iino, Masanori Kobayashi, Yoshio Ito, Tatsuo Otsuka +1 more 2004-08-03
6644431 Electric power steering apparatus and method of manufacturing gear used therefor Masashi Kuze, Mitsuharu Minami, Hideo Matsubara 2003-11-11
6622814 Electric power steering device Takanori Kurokawa, Hirokazu Arai, Masashi Kuze, Mitsuharu Minami, Hideo Matsubara 2003-09-23
6550567 Electric power steering apparatus Tetsuya Murakami, Takeo Iino, Masanori Kobayashi, Yoshio Ito, Tatsuo Otsuka +1 more 2003-04-22
5356535 Oil tank Hiroshi Ueno, Hirokazu Arai, Yoshiaki Hamasaki, Masuyoshi Uchida, Seiji Fujioka 1994-10-18
5280868 Reservoir supporting structure Hiroshi Ueno, Hirokazu Arai, Yoshiaki Hamasaki 1994-01-25
5220939 Flow control apparatus Yoshiaki Hamasaki, Kouji Nakayama 1993-06-22