AY

Atsushi Yokouchi

Nsk: 24 patents #33 of 1,559Top 3%
NC Nippon Seiko Co.: 6 patents #15 of 315Top 5%
KC Kyodo Yushi Co.: 5 patents #16 of 191Top 9%
IC Idemitsu Kosan Co.: 2 patents #509 of 1,237Top 45%
NO Nippon Oil: 1 patents #392 of 773Top 55%
Overall (All Time): #107,911 of 4,157,543Top 3%
33
Patents All Time

Issued Patents All Time

Showing 1–25 of 33 patents

Patent #TitleCo-InventorsDate
RE48187 Grease composition for rolling bearing Jun Kuraishi, Youichiro Sugimori, Yasunobu Fujita, Michiharu Naka, Atsushi Shibayama +1 more 2020-09-01
8722602 Grease Yukitoshi Fujinami, Hitoshi Hata, Shinya Nakatani 2014-05-13
8703678 Grease Yukitoshi Fujinami, Tahei Okada, Shinya Nakatani 2014-04-22
8262484 Telescopic shaft for vehicle steering shaft and grease composition for lubricating telescopic shaft Shinya Nakatani, Hiroshi Sato, Kazunori Takahashi, Seiichi Moriyama 2012-09-11
7234872 Rolling Bearing Yasunobu Fujita, Masao Yamamoto, Kouichi Hachiya, Toshikazu Yabe, Emiko Shiraishi +1 more 2007-06-26
7135441 Lubricating grease composition and rolling apparatus Youichiro Sugimori, Hisao Sumiya, Michiharu Naka 2006-11-14
6880978 Rolling bearing for hard disk drive Yasunobu Fujita, Masao Yamamoto, Kouichi Hachiya, Toshikazu Yabe, Emiko Shiraishi +1 more 2005-04-19
6727207 Rolling bearing Kenichi Iso, Michiharu Naka 2004-04-27
6689721 Conductive grease and rolling apparatus packed with the same Katsuaki Denpo, Koichi Hachiya, Michiharu Naka, Tooru Shouda, Hideki Koizumi 2004-02-10
6589918 Conductive grease and rolling apparatus packed with the same Katsuaki Denpo, Koichi Hachiya, Michiharu Naka, Tooru Shouda, Hideki Koizumi 2003-07-08
6582130 Rolling bearing and bearing apparatus Katsuaki Denpo, Toru Syoda, Michiharu Naka, Yasuyuki Matsumoto 2003-06-24
6548454 Rolling apparatus containing a liquid fluorinated polymer oil and thickening agent Toyohisa Yamamoto, Atsuhiro Yamamoto 2003-04-15
6482779 Lubricating grease composition and rolling apparatus comprising same Michiharu Naka, Koichi Hachiya, Toru Takamizawa, Jun Kuraishi, Yasunobu Fujita +3 more 2002-11-19
6482780 Grease composition for rolling bearing Jun Kuraishi, Youichiro Sugimori, Yasunobu Fujita, Michiharu Naka, Atsushi Shibayama +1 more 2002-11-19
6340244 Rolling bearing for hard disk drive Yasunobu Fujita, Masao Yamamoto, Kouichi Hachiya, Toshikazu Yabe, Emiko Shiraishi +1 more 2002-01-22
6329326 Rolling bearing Kenichi Iso, Hideki Koizumi, Kenji Okuma, Yasuhiro Hirayama 2001-12-11
6251841 Grease composition Hideki Koizumi, Kenichi Iso, Michiharu Naka, Toshiaki Endo, Atsushi Shibayama 2001-06-26
5922654 Lubricant composition Masahiko Yamazaki, Jun Kuraishi, Kenichi Iso, Michiharu Naka 1999-07-13
5845997 Roller bearing Dai Kinno 1998-12-08
5840666 Grease composition Hideki Koizumi, Kenichi Iso, Michiharu Naka 1998-11-24
5728659 Grease compositions for rolling bearing Michiharu Naka, Hideki Koizumi, Kenichi Iso, Hirotugu Kinoshita, Souichi Nomura +1 more 1998-03-17
5714444 Grease composition Masao Yamamoto, Atsuhiro Yamamoto, Michiharu Naka 1998-02-03
5707944 Grease composition Hideki Koizumi, Kenichi Iso, Michiharu Naka, Toshiaki Endo, Yoichi Suzuki 1998-01-13
5669719 Roller bearing Dai Kinno 1997-09-23
5487840 Magnetic fluid composition Toshikazu Yabe, Atsuhiro Yamamoto, Kunio Esumi 1996-01-30