Inventor
ITOH YOSHINORI
JP68 patents
⚠️ This page may combine multiple inventors who share the name “ITOH YOSHINORI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CANON KK
43 patentsUS6191896B1Feb 20, 2001
Zoom lens and optical apparatus having the same
CANON KK84 citations98
US6233099B1May 15, 2001
Zoom lens and optical apparatus having the same
CANON KK70 citations96
US5815320ASep 29, 1998
Zoom lens
CANON KK52 citations96
US4909614AMar 20, 1990
Variable magnification finder
CANON KK51 citations96
US7061685B2Jun 13, 2006
Zoom lens system
CANON KK20 citations93
US6888683B2May 3, 2005
Zoom lens and camera
CANON KK22 citations93
US6671103B2Dec 30, 2003
Zoom lens and optical apparatus using the same
CANON KK43 citations93
US5844725ADec 1, 1998
Zoom lens
CANON KK21 citations93
US5587840ADec 24, 1996
Zoom lens
CANON KK35 citations93
US5274504ADec 28, 1993
Zoom lens
CANON KK26 citations93
US5218478AJun 8, 1993
Small-sized zoom lens
CANON KK31 citations93
US5831772ANov 3, 1998
Compact zoom lens
CANON KK35 citations92
US5574599ANov 12, 1996
Zoom lens and zooming method
CANON KK41 citations92
US5305148AApr 19, 1994
Compact varifocal lens
CANON KK43 citations92
US9199472B2Dec 1, 2015
Liquid ejection apparatus, mist collecting mechanism and mist collection method
CANON KK9 citations84
US7319562B2Jan 15, 2008
Zoom lens system and image pickup apparatus including the zoom lens system
CANON KK11 citations84
US7075733B2Jul 11, 2006
Zoom lens system and image pickup apparatus including the same
CANON KK18 citations84
US6968128B2Nov 22, 2005
Zoom lens and camera having the same
CANON KK14 citations84
US6008953ADec 28, 1999
Zoom lens
CANON KK18 citations84
US7139132B2Nov 21, 2006
Zoom lens system and image pickup apparatus having the same
CANON KK8 citations74
US6493142B1Dec 10, 2002
Zoom lens and photographing apparatus having it
CANON KK7 citations74
US6327099B1Dec 4, 2001
Zoom lens and optical device having the same
CANON KK9 citations74
US6215600B1Apr 10, 2001
Zoom lens
CANON KK5 citations74
US5687027ANov 11, 1997
Zoom lens for optical apparatus such as camera
CANON KK10 citations74
US5585971ADec 17, 1996
Small-sized variable magnification lens
CANON KK11 citations74
US5365376ANov 15, 1994
Zoom lens
CANON KK16 citations74
US5055868AOct 8, 1991
Variable magnification finder of real image type
CANON KK13 citations74
US9701122B2Jul 11, 2017
Liquid ejecting apparatus
CANON KK3 citations73
US9579896B2Feb 28, 2017
Liquid ejecting apparatus and liquid ejecting head
CANON KK5 citations73
US9469114B2Oct 18, 2016
Liquid ejection apparatus
CANON KK3 citations73
US9381746B2Jul 5, 2016
Ink mist collection apparatus, ink jet printing apparatus, and ink mist collection method
CANON KK4 citations73
US9358793B2Jun 7, 2016
Liquid ejection apparatus and liquid ejection method
CANON KK4 citations73
US9150022B2Oct 6, 2015
Printing apparatus
CANON KK5 citations73
US10549554B2Feb 4, 2020
Printing apparatus and platen
CANON KK2 citations72
US10071572B2Sep 11, 2018
Printing apparatus and platen
CANON KK3 citations72
US9498962B2Nov 22, 2016
Printing device
CANON KK2 citations63
US7561344B2Jul 14, 2009
Zoom lens system and image pickup apparatus including the same
CANON KK2 citations63
US7525737B2Apr 28, 2009
Zoom lens and image pickup apparatus having same
CANON KK2 citations63
US6989943B2Jan 24, 2006
Zoom lens system and image pickup apparatus having zoom lens system
CANON KK4 citations63
US6970298B1Nov 29, 2005
Zoom lens system and image capture apparatus having the same
CANON KK4 citations63
US6924939B2Aug 2, 2005
Zoom lens system, and image pick-up apparatus incorporating such zoom lens system
CANON KK5 citations63
US6556357B1Apr 29, 2003
Zoom lens
CANON KK2 citations63
US6219190B1Apr 17, 2001
Zoom lens
CANON KK5 citations63
TSUBAKIMOTO CHAIN CO
5 patentsUS5599246AFeb 4, 1997
Toothed belt
TSUBAKIMOTO CHAIN CO18 citations83
US5630770AMay 20, 1997
Toothed belt
TSUBAKIMOTO CHAIN CO11 citations74
US5458544AOct 17, 1995
Toothed belt and method for producing the same
TSUBAKIMOTO CHAIN CO14 citations74
US5342252AAug 30, 1994
Toothed belt
TSUBAKIMOTO CHAIN CO9 citations74
US5484341AJan 16, 1996
Toothed belt for power transmission and manufacturing method
TSUBAKIMOTO CHAIN CO15 citations73
TOKO INC
1 patentHARMONIC DRIVE SYSTEMS
1 patentShowing the top 50 of 68 patents by PatentIndex Score.