NY

Nobuyoshi Yamashita

NT Ntn: 22 patents #60 of 1,364Top 5%
FC Fukui Byora Co.: 3 patents #1 of 13Top 8%
Overall (All Time): #196,912 of 4,157,543Top 5%
22
Patents All Time

Issued Patents All Time

Showing 1–22 of 22 patents

Patent #TitleCo-InventorsDate
9003664 Method for producing shaft member for hydrodynamic bearing apparatus Hideaki Kubota, Natsuhiko Mori, Keiji Nagasaki, Masahiro Makino 2015-04-14
8931175 Fluid dynamic bearing device Natsuhiko Mori, Fuminori Satoji, Isao Komori, Toshiyuki Mizutani, Masafumi Okuma +1 more 2015-01-13
8756816 Method for producing a housing for a fluid bearing apparatus Toshiyuki Mizutani, Tetsuya Kurimura, Kiyoshi Shimizu, Yoshitaka Kabata, Masatoshi Tanigawa +3 more 2014-06-24
8746978 Fluid bearing apparatus Toshiyuki Mizutani, Tetsuya Kurimura, Kiyoshi Shimizu, Yoshitaka Kabata, Masatoshi Tanigawa +3 more 2014-06-10
8678653 Shaft member for fluid lubrication bearing apparatuses and a method for producing the same Natsuhiko Mori, Toshiyuki Mizytani, Takeshi Shimazaki, Koji Yamagata 2014-03-25
8578611 Apparatus for manufacturing hydro dynamic bearing device Masayuki Kaimi, Kazuto Shimizu, Kimihiko Bitou, Nao Ishiyama 2013-11-12
8499456 Method for producing a housing for a fluid bearing apparatus Toshiyuki Mizutani, Tetsuya Kurimura, Kiyoshi Shimizu, Yoshitaka Kabata, Masatoshi Tanigawa +3 more 2013-08-06
8387246 Shaft member for fluid lubrication bearing apparatuses and a method for producing the same Natsuhiko Mori, Toshiyuki Mizutani, Takeshi Shimazaki, Koji Yamagata 2013-03-05
8120220 Fluid dynamic bearing device and manufacturing method therefor Masaaki Toda, Kimihiko Bitou, Masaharu Hori 2012-02-21
8020301 Method for manufacturing hydro dynamic bearing device Masayuki Kaimi, Kazuto Shimizu, Kimihiko Bitou, Nao Ishiyama 2011-09-20
7941926 Apparatus for manufacturing hydro dynamic bearing device method Masayuki Kaimi, Kazuto Shimizu, Kimihiko Bitou, Nao Ishiyama 2011-05-17
7600320 Method for manufacturing hydro dynamic bearing device Masayuki Kaimi, Kazuto Shimizu, Kimihiko Bitou, Nao Ishiyama 2009-10-13
7146733 Dynamic bearing device and method for making same Tetsuya Kurimura 2006-12-12
7040019 Method and apparatus for manufacturing hydro dynamic bearing device Masayuki Kaimi, Kazuto Shimizu, Kimihiko Bitou, Nao Ishiyama 2006-05-09
7008112 Hydrodynamic bearing device Tetsuya Kurimura 2006-03-07
6921208 Dynamic bearing device and method for making same Tetsuya Kurimura 2005-07-26
6729769 Tire wheel bearing apparatus Koji Sahashi, Motoharu Niki, Eiji Tajima, Akira Torii, Kazuhiko Hozumi +5 more 2004-05-04
6637944 Tire wheel bearing apparatus Koji Sahashi, Motoharu Niki, Eiji Tajima, Akira Torii, Kazuhiko Hozumi +5 more 2003-10-28
6491440 Wheel bearing apparatus Koji Sahashi, Motoharu Niki, Eiji Tajima, Akira Torii, Kazuhiko Hozumi +5 more 2002-12-10
5718049 Axle bearing assembly and method of measuring bearing clearances Hisashi Ohtsuki, Motoharu Niki, Yasunori Terada 1998-02-17
5706580 Method for producing axle bearing assembly having preset negative bearing clearance Hisashi Ohtsuki, Motoharu Niki, Yasunori Terada 1998-01-13
5620263 Axle bearing assembly and method of measuring bearing clearances Hisashi Ohtsuki, Motoharu Niki, Yasunori Terada 1997-04-15