Inventor
MORI NATSUHIKO
JP38 patents
⚠️ This page may combine multiple inventors who share the name “MORI NATSUHIKO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NTN TOYO BEARING CO LTD
24 patentsUS6250807B1Jun 26, 2001
Hydrodynamic type bearing and hydrodynamic type bearing unit
NTN TOYO BEARING CO LTD74 citations96
US6023114AFeb 8, 2000
Spindle motor and rotating shaft supporting device for spindle motor
NTN TOYO BEARING CO LTD68 citations96
US5941646AAug 24, 1999
Hydrodynamic type porous oil-impregnated bearing and bearing device
NTN TOYO BEARING CO LTD57 citations96
US5762423AJun 9, 1998
Bearing device, solid resin lubricating composition and porous oil-impregnated bearing
NTN TOYO BEARING CO LTD36 citations93
US5704718AJan 6, 1998
Sintered oil-impregnated bearing and method for manufacturing same
NTN TOYO BEARING CO LTD35 citations93
US7059052B2Jun 13, 2006
Hydrodynamic type porous oil-impregnated bearing
NTN TOYO BEARING CO LTD28 citations92
US6712514B2Mar 30, 2004
Hydrodynamic bearing unit
NTN TOYO BEARING CO LTD18 citations92
US6513979B2Feb 4, 2003
Hydrodynamic oil-impregnated sintered bearing unit
NTN TOYO BEARING CO LTD45 citations92
US6299356B1Oct 9, 2001
Hydrodynamic type porous oil-impregnated bearing
NTN TOYO BEARING CO LTD24 citations92
US5697709ADec 16, 1997
Dynamic pressure type bearing device
NTN TOYO BEARING CO LTD41 citations92
US7988361B1Aug 2, 2011
Hydrodynamic type oil-impregnated sintered bearing
NTN TOYO BEARING CO LTD9 citations83
US6843602B2Jan 18, 2005
Hydrodynamic bearing unit
NTN TOYO BEARING CO LTD16 citations81
US6789320B2Sep 14, 2004
Method of producing a sintered oil retaining bearing
NTN TOYO BEARING CO LTD6 citations73
US6533460B2Mar 18, 2003
Hydrodynamic type porous oil-impregnated bearing
NTN TOYO BEARING CO LTD7 citations73
US6513980B2Feb 4, 2003
Hydrodynamic type porous oil-impregnated bearing
NTN TOYO BEARING CO LTD6 citations73
US6357920B1Mar 19, 2002
Sintered oil retaining bearing and spindle motor for information equipment
NTN TOYO BEARING CO LTD13 citations73
US11133579B2Sep 28, 2021
Cover and vehicle-mounted fin type antenna device
NTN TOYO BEARING CO LTD4 citations71
US6981797B2Jan 3, 2006
Hydrodynamic bearing unit
NTN TOYO BEARING CO LTD2 citations63
US10459036B2Oct 29, 2019
Battery checker
NTN TOYO BEARING CO LTD0 citations52
US10033291B2Jul 24, 2018
Power transmission device
NTN TOYO BEARING CO LTD1 citations51
US9812785B2Nov 7, 2017
Waveguide slot antenna and warning system using same
NTN TOYO BEARING CO LTD1 citations51
US11351608B2Jun 7, 2022
Sintered bearing and manufacturing method for same
NTN TOYO BEARING CO LTD0 citations45
US10395813B2Aug 27, 2019
Magnetic core and process for producing same
NTN TOYO BEARING CO LTD0 citations40
US10079426B2Sep 18, 2018
Chip antenna
NTN TOYO BEARING CO LTD0 citations40
YAMASHITA NOBUYOSHI
3 patentsUS8387246B2Mar 5, 2013
Shaft member for fluid lubrication bearing apparatuses and a method for producing the same
YAMASHITA NOBUYOSHI2 citations61
US8678653B2Mar 25, 2014
Shaft member for fluid lubrication bearing apparatuses and a method for producing the same
YAMASHITA NOBUYOSHI1 citations47
US9003664B2Apr 14, 2015
Method for producing shaft member for hydrodynamic bearing apparatus
YAMASHITA NOBUYOSHI1 citations44
HORI MASAHARU
3 patentsUS8746977B2Jun 10, 2014
Slide bearing, slide bearing unit with same, and motor with the bearing unit
HORI MASAHARU2 citations57
US9154012B2Oct 6, 2015
Fluid dynamic bearing device and assembly method for same
HORI MASAHARU1 citations51
US9127710B2Sep 8, 2015
Slide bearing, slide bearing unit with same, and motor with the bearing unit
HORI MASAHARU0 citations47