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

Soichiro Kato

Nsk: 43 patents #4 of 1,559Top 1%
IHIhi: 17 patents #13 of 1,178Top 2%
TUTohoku University: 4 patents #157 of 1,680Top 10%
ICIhi Inspection And Instrumentation Co.: 1 patents #15 of 36Top 45%
JAJapan Science And Technology Agency: 1 patents #756 of 2,171Top 35%
TTThe University Of Tokyo: 1 patents #1,000 of 2,633Top 40%
Overall (All Time): #36,865 of 4,157,543Top 1%
62 Patents All Time

Issued Patents All Time

Showing 26–50 of 62 patents

Patent #TitleCo-InventorsDate
7334343 Linear guide apparatus Nobuhide Kurachi, Masaru Akiyama 2008-02-26
7309162 Linear guide 2007-12-18
7303335 Linear-motion device and method of manufacturing the same Takumi Nakagawa, Naoki Inokai, Kazuo Kanazawa 2007-12-04
7255479 Sealing device for linear guide apparatus Toru Tsukada, Yutaka Igarashi, Toshikazu Yabe, Fumio Ueki 2007-08-14
7243563 Friction applying apparatus and linear guide apparatus having the same Masaru Akiyama 2007-07-17
7229213 Linear guide device Toshiaki Yamaguchi, Xu Wei 2007-06-12
7204036 Linear guide apparatus Nobuhide Kurachi, Masaru Akiyama 2007-04-17
7182515 Precision mounting structure for industrial equipment parts Hideyuki Tajimi, Yoshinori Mizumura 2007-02-27
7153027 Linear guide device Toshiaki Yamaguchi, Xu Wei 2006-12-26
7146869 Ball screw device and linear motion device Kazuo Miyaguchi, Tsutomu Ohkubo, Takeshi Nakazawa, Shirouji Yabe, Nobumitsu Takahashi +3 more 2006-12-12
7090400 Separator, linear guide using the separator and linear motion apparatus Masaru Akiyama 2006-08-15
7048443 Sealing device for linear guide apparatus Toru Tsukada, Yutaka Igarashi, Toshikazu Yabe, Fumio Ueki 2006-05-23
6984068 Linear guide bearing apparatus Nobushide Kurachi 2006-01-10
6955468 Linear-motion device and ball screw Toshikazu Yabe, Hiroki Yamaguchi, Tatsunobu Momono, Juntaro Sahara, Hirotoshi Aramaki 2005-10-18
6935785 Linear guide rail and linear guide rolling die 2005-08-30
6880676 Feed screw device Toru Tsukada 2005-04-19
6869220 Linear guide device Hiroki Yamaguchi, Ryoichi Sato, Shinichi Kasuga, Kenji Kano, Nobuaki Fujimura 2005-03-22
6848326 Linear guide apparatus Masaru Akiyama, Shinya Nakamura, Shiroji Yabe 2005-02-01
6813968 Ball screw device and linear motion device Kazuo Miyaguchi, Tsutomu Ohkubo, Takeshi Nakazawa, Shirouji Yabe, Nobumitsu Takahashi +3 more 2004-11-09
6752245 Feed screw device Toru Tsukada 2004-06-22
6672764 Sealing device for linear guide apparatus Toru Tsukada, Yutaka Igarashi, Toshikazu Yabe, Fumio Ueki 2004-01-06
6655839 Linear guide device Hiroki Yamaguchi, Ryoichi Sato, Shinichi Kasuga, Kenji Kano, Nobuaki Fujimura 2003-12-02
6561049 Linear guide apparatus Masaru Akiyama, Shinya Nakamura, Shiroji Yabe 2003-05-13
6550968 Sealing device for linear guide apparatus Toru Tsukada, Yutaka Igarashi, Toshikazu Yabe, Fumio Ueki 2003-04-22
6520680 Linear guide Yutaka Igarashi 2003-02-18