Inventor
TAKAI HIDEYUKI
JP40 patents
⚠️ This page may combine multiple inventors who share the name “TAKAI HIDEYUKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CANON KK
25 patentsUS5132197AJul 21, 1992
Oxytitanium phthalocyanine, process for producing same and electrophotosensitive member using same
CANON KK55 citations96
US6190811B1Feb 20, 2001
Electrophotographic photosensitive member process cartridge and electrophotographic apparatus
CANON KK48 citations93
US7008977B2Mar 7, 2006
Colored fine resin particles and production process thereof, aqueous dispersion of colored fine resin particles and production process of aqueous dispersion of colored fine resin particles, ink , ink cartridge, recording unit, ink-jet recording apparatus, and ink-jet recording process
CANON KK46 citations92
US6183922B1Feb 6, 2001
Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus
CANON KK27 citations92
US6040100AMar 21, 2000
Electrophotographic photosensitive member, process cartridge and electrophotographic apparatus
CANON KK24 citations92
US5246807ASep 21, 1993
Electrophotographic photosensitive member, and electrophotographic apparatus, device unit, and facsimile machine employing the same
CANON KK24 citations92
US5194354AMar 16, 1993
Low crystalline oxytitanium phthalocyanine, process for producing crystalline oxytitanium phthalocyanines using the same, oxytitanium phthalocyanine of a novel crystal form and electrophotographic photosensitive member using the same
CANON KK35 citations92
US5576131ANov 19, 1996
Electrophotographic photosensitive member, electrophotographic apparatus including same and electrophotographic apparatus unit
CANON KK32 citations91
US5034294AJul 23, 1991
Electrophotographic photosensitive member with compound having electron donor and acceptor portions
CANON KK21 citations82
US4727009AFeb 23, 1988
Electrophotographic photosensitive member having two charge transport layers differing in oxidation potentials
CANON KK21 citations82
US5286589AFeb 15, 1994
Electrophotographic photosensitive member
CANON KK19 citations81
US4988593AJan 29, 1991
Azo compound containing electrophotographic photosensitive member
CANON KK8 citations74
US4942106AJul 17, 1990
Electrophotographic photosensitive member containing disazo pigment having coupler residue
CANON KK10 citations74
US4895781AJan 23, 1990
Layered electrophotographic photosensitive member containing substituted polycyclo trisazo compounds
CANON KK11 citations74
US4810607AMar 7, 1989
Photosensitive member for electrophotography containing trisazo pigment having pyridylene group in its central skeleton
CANON KK7 citations74
US5593805AJan 14, 1997
Oxytitanium phthalocyanine, process for producing same and electrophotographic photosensitive member using same
CANON KK10 citations73
US4994338AFeb 19, 1991
Electrophotographic photosensitive layer containing azo pigment with coupler residue having phenolic hydroxyl group
CANON KK4 citations63
US5558964ASep 24, 1996
Electrophotographic photosensitive member, and electrophotographic apparatus, device unit, and facsimile machine employing the same
CANON KK3 citations62
US5530115AJun 25, 1996
Process for producing crystalline I-type oxytitanium phthalocyanine
CANON KK4 citations62
US5466550ANov 14, 1995
Electrophotographic photosensitive member and electrophotographic apparatus, device unit and facsimile machine using the same
CANON KK2 citations62
US5432278AJul 11, 1995
Process for producing crystalline oxytitanium phthalocyanine
CANON KK5 citations62
US5622799AApr 22, 1997
Electrophotographic photosensitive member, process cartridge and electrophotographic apparatus having the electrophotographic photosensitive member
CANON KK3 citations61
US5543257AAug 6, 1996
Electrophotographic photosensitive member, process cartridge including same and electrophotographic apparatus
CANON KK6 citations61
US5047304ASep 10, 1991
Electrophotographic photosensitive member
CANON KK1 citations52
USRE44863EApr 29, 2014
Ink, ink jet recording method, ink cartridge, and ink jet recording apparatus
CANON KK0 citations51
DAICEL CHEM
7 patentsUS6924008B2Aug 2, 2005
Curable resin composition, a method for the preparation thereof, and a coated article thereof
DAICEL CHEM16 citations82
US7825197B2Nov 2, 2010
Composition containing cycloaliphatic epoxide, polyol oligomer, curing agent and curing accelerator
DAICEL CHEM5 citations74
US6337134B1Jan 8, 2002
Process for producing epoxidized organic polymer, thermoplastic resin composition, primer composition, unvulcanized rubber composition, rubber moldings, and process for producing the moldings
DAICEL CHEM5 citations74
US7786224B2Aug 31, 2010
Liquid composition of alicyclic diepoxide, curing agent and/or curing accelerator
DAICEL CHEM4 citations63
US7732627B2Jun 8, 2010
High-purity cycloaliphatic diepoxy compound and preparation process thereof
DAICEL CHEM3 citations60
US7781543B2Aug 24, 2010
Curable alicyclic diepoxy resin composition
DAICEL CHEM2 citations57
US7989523B2Aug 2, 2011
Alicyclic diepoxy compound, epoxy resin composition comprising the same, and cured article therefrom
DAICEL CHEM1 citations48
TAKAI HIDEYUKI
3 patentsUS8115043B2Feb 14, 2012
Method for producing cyclic olefin compound
TAKAI HIDEYUKI2 citations58
US8063156B2Nov 22, 2011
Composition containing cycloaliphatic epoxide, polyol oligomer, and curing catalyst
TAKAI HIDEYUKI1 citations50
US8875847B2Nov 4, 2014
Mechanical brake actuator
TAKAI HIDEYUKI0 citations39