Inventor
MACHIDA HISASHI
JP47 patents
⚠️ This page may combine multiple inventors who share the name “MACHIDA HISASHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NSK LTD
32 patentsUS6071210AJun 6, 2000
Troidal-type continuously variable transmission and a ball spline for use in the same
NSK LTD232 citations99
US5651750AJul 29, 1997
Dual cavity toroidal type continuously variable transmission
NSK LTD272 citations99
US5379661AJan 10, 1995
Loading cam device
NSK LTD302 citations99
US5888160AMar 30, 1999
Continuously variable transmission
NSK LTD148 citations98
US6113513ASep 5, 2000
Toroidal type continuously variable transmission
NSK LTD158 citations95
US5391126AFeb 21, 1995
Toroidal type continuously variable transmission
NSK LTD26 citations93
US5368529ANov 29, 1994
Toroidal type continuously variable transmission
NSK LTD25 citations93
US6554730B1Apr 29, 2003
Auxiliary device for bicycle with traction roller type gear
NSK LTD52 citations92
US6368245B1Apr 9, 2002
Toroidal-type continuously variable transmission
NSK LTD22 citations92
US5931759AAug 3, 1999
Friction-roller speed changer
NSK LTD31 citations92
US5556348ASep 17, 1996
Toroidal-type continuously variable transmission
NSK LTD51 citations92
US6663471B2Dec 16, 2003
Method of grinding half toroidal CVT disk
NSK LTD16 citations90
US6238318B1May 29, 2001
Power roller unit and output disc unit for torodial type continuously variable transmission
NSK LTD17 citations84
US5830103ANov 3, 1998
Toroidal type continuously variable transmission
NSK LTD17 citations83
US6375595B1Apr 23, 2002
Toroidal type continuously variable transmission
NSK LTD13 citations74
US6206801B1Mar 27, 2001
Continuously variable transmission
NSK LTD9 citations74
US6203466B1Mar 20, 2001
Continuously variable transmission apparatus
NSK LTD9 citations74
US6074324AJun 13, 2000
Toroidal type continuously variable transmission
NSK LTD13 citations74
US5980421ANov 9, 1999
Toroidal type continuously variable transmission
NSK LTD12 citations74
US5807203ASep 15, 1998
Toroidal type continuously variable transmission
NSK LTD12 citations74
US5584778ADec 17, 1996
Toroidal type continuously variable transmission
NSK LTD14 citations74
US5575733ANov 19, 1996
Toroidal type continuously variable transmission having retainer ring with lubricating oil paths
NSK LTD18 citations74
US5218877AJun 15, 1993
Continuously variable-speed drive
NSK LTD7 citations74
US6749343B2Jun 15, 2004
Power roller bearing for toroidal-type continuously variable transmission
NSK LTD6 citations73
US6592491B1Jul 15, 2003
Toroidal type continuously variable transmission
NSK LTD5 citations63
US6260654B1Jul 17, 2001
Frictional transmission
NSK LTD6 citations63
US7036992B2May 2, 2006
Power roller bearing for toroidal-type continuously variable transmission
NSK LTD2 citations62
US7261668B2Aug 28, 2007
Method of grinding half toroidal CVT disk
NSK LTD4 citations60
US6902509B2Jun 7, 2005
Toroidal type continuously variable transmission
NSK LTD1 citations52
US6488607B1Dec 3, 2002
Toroidal type continuously variable transmission
NSK LTD1 citations52
US6387010B2May 14, 2002
Power roller unit and output disc unit for toroidal type continuously variable transmission
NSK LTD0 citations52
US6875151B2Apr 5, 2005
Toroidal-type continuously variable transmission
NSK LTD0 citations42
IDEMITSU KOSAN CO
5 patentsUS6352962B1Mar 5, 2002
Lubricant additive comprising reaction product of phosphate or phosphite and boronated dispersant
IDEMITSU KOSAN CO10 citations74
US5460741AOct 24, 1995
Lubricating oil composition
IDEMITSU KOSAN CO7 citations74
US4704216ANov 3, 1987
Lubricant composition for transmission of power
IDEMITSU KOSAN CO10 citations73
US4704215ANov 3, 1987
Lubricant composition for transmission of power
IDEMITSU KOSAN CO16 citations73
US6797678B2Sep 28, 2004
Lubricant additive
IDEMITSU KOSAN CO5 citations63
NIPPON SEIKO KK
4 patentsUS4909092AMar 20, 1990
Toroidal type infinitely variable transmission
NIPPON SEIKO KK25 citations92
US5007298AApr 16, 1991
Toroidal-type infinitely variable transmission
NIPPON SEIKO KK19 citations74
US4744032AMay 10, 1988
Transmission ratio control apparatus of toroidal type infinitely variable transmission
NIPPON SEIKO KK15 citations73
US4669334AJun 2, 1987
Transmission control apparatus for infinitely variable transmission
NIPPON SEIKO KK9 citations73