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

Kenichi Iso — 21 Patents

Nsk: 16 patents #65 of 1,559Top 5%
KCKyodo Yushi Co.: 3 patents #31 of 191Top 20%
Nec: 3 patents #4,195 of 14,502Top 30%
NONippon Oil: 1 patents #392 of 773Top 55%
SCSumitomo Bakelite Co.: 1 patents #403 of 790Top 55%
YJYahoo Japan: 1 patents #90 of 217Top 45%
Overall (All Time): #205,342 of 4,157,543Top 5%
21 Patents All Time

Issued Patents All Time

Showing 1–21 of 21 patents

Patent #TitleCo-InventorsDate
11580362 Learning apparatus, generation apparatus, classification apparatus, learning method, and non-transitory computer readable storage medium Tran DUNG 2023-02-14
10259902 Resol phenolic resin for friction material, method for producing the same, adhesive for friction material, and wet friction plate Hajime Mifuka, Tadashige Hirano 2019-04-16
9567545 Grease composition for EV/HEV driving motor bearing and EV/HEV driving motor bearing Hironori Mizuki, Takeshi Maejima, Kazunori Nakagawa, Yutaka Imai, Ryo Aida 2017-02-14
8303192 Resin cage and rolling bearing Takiyoshi Yamada, Takahiko Uchiyama, Junji Ono, Masahiro Harunaga, Kinji Yukawa +3 more 2012-11-06
8007181 Rolling bearing Yujiro Toda, Yoichi Imamura 2011-08-30
7402550 Rolling bearing 2008-07-22
7265080 Rolling bearing, rolling bearing for fuel cell, compressor for fuel cell system and fuel cell system Hirotoshi Miyajima, Katsuaki Denpou, Yujiro Toda, Masahiko Yamazaki, Michiharu Naka +1 more 2007-09-04
6741962 Speech recognition system and standard pattern preparation system as well as speech recognition method and standard pattern preparation method 2004-05-25
6727207 Rolling bearing Atsushi Yokouchi, Michiharu Naka 2004-04-27
6652149 Rolling bearing Michita Hokao 2003-11-25
6652148 Rolling bearing Hiromichi Takemura 2003-11-25
6432887 Rolling device Toyohisa Yamamoto, Atsushi Oda 2002-08-13
6352961 Grease composition for rolling bearing Atushi Yokouchi, Hideki Koizumi, Michiharu Naka 2002-03-05
6329326 Rolling bearing Atsushi Yokouchi, Hideki Koizumi, Kenji Okuma, Yasuhiro Hirayama 2001-12-11
6251841 Grease composition Hideki Koizumi, Atsushi Yokouchi, Michiharu Naka, Toshiaki Endo, Atsushi Shibayama 2001-06-26
6253180 Speech recognition apparatus 2001-06-26
6092042 Speech recognition method and apparatus 2000-07-18
5922654 Lubricant composition Masahiko Yamazaki, Jun Kuraishi, Atsushi Yokouchi, Michiharu Naka 1999-07-13
5840666 Grease composition Atsushi Yokouchi, Hideki Koizumi, Michiharu Naka 1998-11-24
5728659 Grease compositions for rolling bearing Michiharu Naka, Atsushi Yokouchi, Hideki Koizumi, Hirotugu Kinoshita, Souichi Nomura +1 more 1998-03-17
5707944 Grease composition Atsushi Yokouchi, Hideki Koizumi, Michiharu Naka, Toshiaki Endo, Yoichi Suzuki 1998-01-13