P

Inventor

NAKA MICHIHARU

JP35 patents
⚠️ This page may combine multiple inventors who share the name “NAKA MICHIHARU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

NSK LTD

31 patents
US5840666ANov 24, 1998

Grease composition

NSK LTD57 citations96
US5922654AJul 13, 1999

Lubricant composition

NSK LTD39 citations92
US5728659AMar 17, 1998

Grease compositions for rolling bearing

NSK LTD44 citations92
US5714444AFeb 3, 1998

Grease composition

NSK LTD47 citations92
US5707944AJan 13, 1998

Grease composition

NSK LTD40 citations92
US5656582AAug 12, 1997

Rust preventive lubricating oil

NSK LTD20 citations92
US6352961B1Mar 5, 2002

Grease composition for rolling bearing

NSK LTD35 citations91
US5575570ANov 19, 1996

Cage for rolling bearing

NSK LTD22 citations91
US6689721B2Feb 10, 2004

Conductive grease and rolling apparatus packed with the same

NSK LTD18 citations90
US6589918B2Jul 8, 2003

Conductive grease and rolling apparatus packed with the same

NSK LTD34 citations90
US5498357AMar 12, 1996

Grease composition for high-temperature, high-speed and high-load bearings

NSK LTD28 citations90
US7265080B2Sep 4, 2007

Rolling bearing, rolling bearing for fuel cell, compressor for fuel cell system and fuel cell system

NSK LTD21 citations89
US6251841B1Jun 26, 2001

Grease composition

NSK LTD15 citations84
US6477885B1Nov 12, 2002

Lubricant applying system for a rolling bearing

NSK LTD13 citations81
US7029181B2Apr 18, 2006

Rolling bearing and fan motor using the same

NSK LTD7 citations73
US6820724B2Nov 23, 2004

Lubricant applying system for a rolling bearing

NSK LTD5 citations73
US6777022B2Aug 17, 2004

Lubricant applying system for a rolling bearing

NSK LTD4 citations73
US5640769AJun 24, 1997

Method for producing a cage of the ball bearing

NSK LTD5 citations73
US5401105AMar 28, 1995

Ball bearing and method for producing a cage of the ball bearing

NSK LTD13 citations73
US6340244B1Jan 22, 2002

Rolling bearing for hard disk drive

NSK LTD5 citations72
US7135441B2Nov 14, 2006

Lubricating grease composition and rolling apparatus

NSK LTD7 citations71
US6482779B2Nov 19, 2002

Lubricating grease composition and rolling apparatus comprising same

NSK LTD7 citations71
US6582130B2Jun 24, 2003

Rolling bearing and bearing apparatus

NSK LTD9 citations70
US6727207B2Apr 27, 2004

Rolling bearing

NSK LTD2 citations63
US6898959B2May 31, 2005

Lubricant applying system for a rolling bearing

NSK LTD1 citations62
US6755071B2Jun 29, 2004

Lubricant applying system for a rolling bearing

NSK LTD2 citations62
US7234872B2Jun 26, 2007

Rolling Bearing

NSK LTD5 citations61
US6682223B2Jan 27, 2004

Ball bearing

NSK LTD5 citations61
US6568856B2May 27, 2003

Rolling bearing

NSK LTD3 citations60
USRE48187ESep 1, 2020

Grease composition for rolling bearing

NSK LTD0 citations51
US6880978B2Apr 19, 2005

Rolling bearing for hard disk drive

NSK LTD0 citations51

NIPPON SEIKO KK

2 patents

NIPPON OIL CO LTD

1 patent

KYODO YUSHI

1 patent