Inventor
YABE TOSHIKAZU
JP48 patents
⚠️ This page may combine multiple inventors who share the name “YABE TOSHIKAZU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NSK LTD
43 patentsUS6019513AFeb 1, 2000
Sealing device for linear guide apparatus
NSK LTD37 citations96
US5906136AMay 25, 1999
Ball screw lubricated with oil-containing polymer
NSK LTD54 citations95
US5961222AOct 5, 1999
Anti-electrolytic corrosion rolling bearing
NSK LTD84 citations94
US7592798B2Sep 22, 2009
Magnetic encoder and bearing
NSK LTD33 citations92
US6592264B2Jul 15, 2003
Rolling bearing
NSK LTD24 citations92
US6228813B1May 8, 2001
Rolling bearing filled with a lubricant-containing polymer and process of the same
NSK LTD37 citations92
US6023991AFeb 15, 2000
Ball screw lubricated with oil-containing polymer
NSK LTD49 citations92
US5772333AJun 30, 1998
Linear Guide apparatus lubricated with lubricant-containing polymer
NSK LTD27 citations92
US5769543AJun 23, 1998
Sealing device for linear guide apparatus
NSK LTD43 citations92
US5678927AOct 21, 1997
Linear guide apparatus lubricated with lubricant-containing polymer
NSK LTD33 citations92
US5615955AApr 1, 1997
Linear guide apparatus with lubricant-containing polymer spacer balls
NSK LTD47 citations92
US6854351B2Feb 15, 2005
Linear motion device, rolling device and separator for rolling device
NSK LTD18 citations91
US5558448ASep 24, 1996
Rolling bearing
NSK LTD29 citations91
US6296393B1Oct 2, 2001
Lubricant-containing polymer-filled rolling bearing and process for the production thereof
NSK LTD33 citations90
US6216821B1Apr 17, 2001
Lubricating apparatus for ball screw
NSK LTD46 citations89
US5590965AJan 7, 1997
Linear guide apparatus lubricated with lubricant-containing polymer
NSK LTD23 citations89
US6004039ADec 21, 1999
Lubricating structure for oil seals assembled with bearings
NSK LTD27 citations88
US7671582B2Mar 2, 2010
Magnetic encoder and roller bearing unit having magnetic encoder
NSK LTD9 citations84
US7360468B2Apr 22, 2008
Electric power steering device and resin gear used for the same
NSK LTD14 citations84
US7188542B2Mar 13, 2007
Liner motion device, rolling device and separator for rolling device
NSK LTD11 citations83
US6572269B2Jun 3, 2003
Bearing apparatus
NSK LTD17 citations83
US7547146B2Jun 16, 2009
Rolling bearing seal or shield member
NSK LTD14 citations82
US6119813ASep 19, 2000
Lubricant feeder and linear apparatus
NSK LTD16 citations81
US7048443B2May 23, 2006
Sealing device for linear guide apparatus
NSK LTD4 citations74
US6699926B2Mar 2, 2004
Lubricant-feeding material
NSK LTD5 citations74
US6672764B2Jan 6, 2004
Sealing device for linear guide apparatus
NSK LTD9 citations74
US6550968B2Apr 22, 2003
Sealing device for linear guide apparatus
NSK LTD9 citations74
US6257765B1Jul 10, 2001
Sealing device for linear guide apparatus
NSK LTD4 citations74
USRE48526EApr 20, 2021
Magnetic encoder and bearing
NSK LTD2 citations73
US6955468B2Oct 18, 2005
Linear-motion device and ball screw
NSK LTD8 citations73
US5695198ADec 9, 1997
Seal containing age resistors for rolling bearing
NSK LTD8 citations73
US6340244B1Jan 22, 2002
Rolling bearing for hard disk drive
NSK LTD5 citations72
US5487840AJan 30, 1996
Magnetic fluid composition
NSK LTD15 citations72
US6474652B1Nov 5, 2002
Shaft seal device
NSK LTD9 citations68
US6346566B1Feb 12, 2002
Lubricant-feeding material
NSK LTD3 citations63
USRE50367EApr 8, 2025
Magnetic encoder and roller bearing unit having magnetic encoder
NSK LTD0 citations62
US7264249B2Sep 4, 2007
Seal
NSK LTD6 citations62
US6624252B2Sep 23, 2003
Sealing device
NSK LTD5 citations62
US7234872B2Jun 26, 2007
Rolling Bearing
NSK LTD5 citations61
US12553471B2Feb 17, 2026
Rolling device
NSK LTD0 citations60
US7255479B2Aug 14, 2007
Sealing device for linear guide apparatus
NSK LTD0 citations52
US6880978B2Apr 19, 2005
Rolling bearing for hard disk drive
NSK LTD0 citations51
US6639019B2Oct 28, 2003
Rubber composition and rubber sealing device
NSK LTD0 citations51
NIPPON SEIKO KK
5 patentsUS5143637ASep 1, 1992
Magnetic fluid composition
NIPPON SEIKO KK26 citations93
US5124060AJun 23, 1992
Magnetic fluid composition
NIPPON SEIKO KK26 citations93
US5085789AFeb 4, 1992
Ferrofluid compositions
NIPPON SEIKO KK27 citations93
US5135672AAug 4, 1992
Electroconductive magnetic fluid composition and process for producing the same
NIPPON SEIKO KK9 citations74
US5082581AJan 21, 1992
Aqueous magnetic fluid composition and process for producing thereof
NIPPON SEIKO KK3 citations63