Inventor
NISHIMOTO YOSHIFUMI
JP39 patents
⚠️ This page may combine multiple inventors who share the name “NISHIMOTO YOSHIFUMI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CANON KK
25 patentsUS4564267AJan 14, 1986
Variable-focal-length lens
CANON KK234 citations99
US4466703AAug 21, 1984
Variable-focal-length lens using an electrooptic effect
CANON KK168 citations99
US5698929ADec 16, 1997
Vibration wave driven motor and method of producing same
CANON KK30 citations93
US5323001AJun 21, 1994
Rotary encoder with scale member and interference of zero and first order diffraction beam
CANON KK20 citations93
US5596241AJan 21, 1997
Vibration wave driven linear-motor or printer
CANON KK28 citations92
US4783152ANov 8, 1988
Variable focal length lens
CANON KK31 citations92
US5140214AAug 18, 1992
Vibration wave driven apparatus
CANON KK20 citations82
US5062622ANov 5, 1991
Vibratory sheet feeder which uses phase adjustment to control the sheet feeding speed
CANON KK20 citations82
US4830498AMay 16, 1989
Position detecting device
CANON KK23 citations82
US6943481B2Sep 13, 2005
Vibration member and vibration wave driving apparatus
CANON KK16 citations79
US5170217ADec 8, 1992
Object measuring apparatus using lightwave interference
CANON KK19 citations78
US5499808AMar 19, 1996
Sheet feeding apparatus
CANON KK5 citations74
US5484216AJan 16, 1996
Supporting device for a vibration driven actuator
CANON KK17 citations74
US5348287ASep 20, 1994
Sheet feeding apparatus using a vibration wave to convey sheets
CANON KK8 citations74
US5249795AOct 5, 1993
Sheet feeding apparatus
CANON KK11 citations74
US5192890AMar 9, 1993
Vibration driven actuator
CANON KK17 citations74
US5176376AJan 5, 1993
Vibration sheet feeder
CANON KK8 citations74
US5065999ANov 19, 1991
Sheet feeding device utilizing vibration waves
CANON KK7 citations74
US4758070AJul 19, 1988
Variable focal length lens
CANON KK16 citations74
US4569039AFeb 4, 1986
Optical information output device
CANON KK7 citations74
US5085423AFeb 4, 1992
Sheet feeding device
CANON KK10 citations73
US6809460B2Oct 26, 2004
Position control apparatus and method for table member
CANON KK2 citations63
US5945771AAug 31, 1999
Vibration wave driven motor and a printing apparatus
CANON KK6 citations63
US5244202ASep 14, 1993
Sheet feeding apparatus
CANON KK3 citations63
US6593712B2Jul 15, 2003
Drive control device of vibration wave motor
CANON KK0 citations42
KAO CORP
11 patentsUS5985794ANov 16, 1999
Agricultural chemical composition
KAO CORP21 citations92
US5563111AOct 8, 1996
Agricultural chemical composition comprising amine surfactants with at least one ester or amide linkage
KAO CORP19 citations83
US5296631AMar 22, 1994
Process for producing N-alkyl-N-methylamine or N-alkenyl-N-methylamine
KAO CORP13 citations74
US5728649AMar 17, 1998
Agricultural chemical composition
KAO CORP7 citations73
US5282983AFeb 1, 1994
Fabric softener composition and ammonium salt
KAO CORP12 citations72
US10328008B2Jun 25, 2019
Internal olefin sulfonate composition
KAO CORP1 citations62
US10201488B2Feb 12, 2019
Internal olefin sulfonate composition and cleansing composition containing same
KAO CORP1 citations62
US9713584B2Jul 25, 2017
Internal olefin sulfonate composition and cleansing composition containing same
KAO CORP0 citations51
US9815779B2Nov 14, 2017
Method for producing internal olefin sulfonate
KAO CORP0 citations50
US7541484B2Jun 2, 2009
Process for producing phosphate
KAO CORP1 citations49
US6958316B2Oct 25, 2005
Thickener
KAO CORP0 citations48