Inventor · disambiguated record
Keiichi Murai
Also filed as: MATSUO TAKEHIKO · MURAI KEIICHI · TOMA HITOSHI
47 granted patents·2 pending applications·1,664 citations·filing 1977–2016
99Inventor score
Top patents by PatentIndex Score
49 records- 0199US5506611AReplaceable ink cartridge having surface wiring resistance patternCANON KK·Filed 1995·Granted Apr 9, 1996·457 cites·3 claims
- 0298US6312084B1Ink jet recording apparatus and ink cartridge for the apparatusCANON KK·Filed 2000·Granted Nov 6, 2001·113 cites·15 claims
- 0398US5451251AInk, and ink-jet recording method and instrument using the sameCANON KK·Filed 1994·Granted Sep 19, 1995·166 cites·44 claims
- 0496US6686104B1Color filter, method for manufacturing it, and liquid crystal panelCANON KK·Filed 2000·Granted Feb 3, 2004·51 cites·24 claims
- 0594US5716740AMethod for manufacturing a color filter in which light irradiation alters the ink absorption of portions of a resin layer and in which coloring is done by ink jetsCANON KK·Filed 1996·Granted Feb 10, 1998·122 cites·50 claims
- 0694US5575849AApparatus for producing a substrate having a surface with a plurality of spherical dimples for photoconductive membersCANON KK·Filed 1994·Granted Nov 19, 1996·110 cites·4 claims
- 0793US6062674AMethod and apparatus for ink-jet printingCANON KK·Filed 1996·Granted May 16, 2000·69 cites·37 claims
- 0888US4183748AMethod of removing surface ionic impurities on inorganic photoconductive materialCANON KK·Filed 1977·Granted Jan 15, 1980·28 cites·6 claims
- 0986US6926392B2Liquid ejection headCANON KK·Filed 2003·Granted Aug 9, 2005·28 cites·12 claims
- 1086US4279500AElectrophotographic apparatus and an abrading meansCANON KK·Filed 1979·Granted Jul 21, 1981·24 cites·14 claims
- 1183US6794427B2Liquid composition and ink set, and image-forming process and apparatus using the sameCANON KK·Filed 1996·Granted Sep 21, 2004·36 cites·75 claims
- 1281US5365255AManufacturing method for ink jet recording head and ink jet recording headCANON KK·Filed 1993·Granted Nov 15, 1994·32 cites·12 claims
- 1378US6180294B1Color filter having substrate and ink absorptive resin layerCANON KK·Filed 1997·Granted Jan 30, 2001·30 cites·12 claims
- 1477US5112656ACoating method suitable for use in production of photosensitive member for electrophotographyCANON KK·Filed 1988·Granted May 12, 1992·20 cites·26 claims
- 1575US7008671B2Recorded matter, method of producing recorded matter, method for improving image fastness, image fastness-improving agent, image fastness improving kit, dispenser, and applicatorCANON KK·Filed 2001·Granted Mar 7, 2006·19 cites·19 claims
- 1673US5594479AMethod for manufacturing ink jet recording head having water-repellent materialCANON KK·Filed 1993·Granted Jan 14, 1997·24 cites·1 claims
- 1772US5758417AMethod of manufacturing an ink jet head having a coated surfaceCANON KK·Filed 1995·Granted Jun 2, 1998·29 cites·14 claims
- 1871US5948290AMethod of fabricating an ink jet recording headCANON KK·Filed 1997·Granted Sep 7, 1999·27 cites·10 claims
- 1970US7526500B2Perfume information processing device, perfume information processing system, and perfume conversion table generating methodCANON KK·Filed 2005·Granted Apr 28, 2009·3 cites·17 claims
- 2068US5482660AMethod for fabricating an ink jet head having improved discharge port formation faceCANON KK·Filed 1992·Granted Jan 9, 1996·24 cites·17 claims
- 2167US4203764APolyester or polyurethane coated electrostatic image holding memberCANON KK·Filed 1978·Granted May 20, 1980·12 cites·6 claims
- 2266US7297365B2Recorded matter, method of producing recorded matter, method for improving image fastness, image fastness-improving agent, image fastness improving kit, dispenser, and applicatorCANON KK·Filed 2005·Granted Nov 20, 2007·3 cites·18 claims
- 2366US4364329AElectrophotographic deviceCANON KK·Filed 1980·Granted Dec 21, 1982·13 cites·9 claims
- 2465US5510818ATransfer-molding resin composition for use to manufacture ink jet recording head, and ink jet recording head manufactured by using the sameCANON KK·Filed 1992·Granted Apr 23, 1996·25 cites·18 claims
- 2564US5289213ALiquid jet recording apparatus with humidifying meansCANON KK·Filed 1992·Granted Feb 22, 1994·19 cites·28 claims
- 2663US5796415AManufacturing method for ink jet recording head and ink jet recording headCANON KK·Filed 1996·Granted Aug 18, 1998·16 cites·2 claims
- 2763US4735883ASurface treated metal member, preparation method thereof and photoconductive member by use thereofCANON KK·Filed 1986·Granted Apr 5, 1988·15 cites·16 claims
- 2861US4732834ALight receiving membersCANON KK·Filed 1986·Granted Mar 22, 1988·11 cites·29 claims
- 2957US6604821B1Method and apparatus for manufacturing color filter, display device using the color filter, and electronic equipment comprising the display deviceCANON KK·Filed 1996·Granted Aug 12, 2003·21 cites·30 claims
- 3057US4298670APhotosensitive element for electrophotographyCANON KK·Filed 1979·Granted Nov 3, 1981·8 cites·9 claims
- 3156US7622375B2Conductive member and process of producing the sameCANON KK·Filed 2003·Granted Nov 24, 2009·6 cites·8 claims
- 3256US4797327ASurface treated metal member, preparation method thereof and photoconductive member by use thereofCANON KK·Filed 1987·Granted Jan 10, 1989·13 cites·6 claims
- 3352US4740440AAmorphous silicon multilayered photosensitive element containing spherical-dimpled substrate surfaceCANON KK·Filed 1986·Granted Apr 26, 1988·8 cites·14 claims
- 3451US4834501ALight receiving member having a light receiving layer of a-Si(Ge,Sn)(H,X) and a-Si(H,X) layers on a support having spherical dimples with inside faces having minute irregularitiesCANON KK·Filed 1986·Granted May 30, 1989·8 cites·39 claims
- 3550US4798776ALight receiving members with spherically dimpled supportCANON KK·Filed 1986·Granted Jan 17, 1989·7 cites·45 claims
- 3650US4308331AScreen photosensitive member and electrophotographic methodCANON KK·Filed 1979·Granted Dec 29, 1981·6 cites·14 claims
- 3749US6094247AColor filter substrate with light-screening members arranged on the resin layer patterns and production method thereofCANON KK·Filed 1997·Granted Jul 25, 2000·15 cites·38 claims
- 3848US5774150AMethod for manufacturing ink jet head, ink jet head manufactured by such a method, and ink jet apparatus provided with such a headCANON KK·Filed 1997·Granted Jun 30, 1998·10 cites·7 claims
- 3946US4939057ASurface-treated metal body, process for producing the same, photoconductive member using the same and rigid ball for treating metal body surfaceCANON KK·Filed 1989·Granted Jul 3, 1990·5 cites·26 claims
- 4046US4702981APhotoconductive member and support for said photoconductive memberCANON KK·Filed 1986·Granted Oct 27, 1987·5 cites·23 claims
- 4144US5009974ASurface-treated metal body, process for producing the same, photoconductive member using the same and rigid ball for treating metal body surfaceCANON KK·Filed 1990·Granted Apr 23, 1991·5 cites·7 claims
- 4244US2006132288A1Method of reading information from RF tag and method of writing information thereinCANON KK·Filed 2005·Application pending·0 cites
- 4343US4797336ALight receiving member having a-Si(GE,SN) photosensitive layer and multi-layered surface layer containing reflection preventive layer and abrasion resistant layer on a support having spherical dimples with inside faces having minute irregularitiesCANON KK·Filed 1986·Granted Jan 10, 1989·5 cites·35 claims
- 4441US4773244AApparatus for producing a substrate for a photoconductive membersCANON KK·Filed 1986·Granted Sep 27, 1988·9 cites·17 claims
- 4539US2019047121A1Porous material for polishing and polishing tool having the sameXEBEC TECH CO LTD·Filed 2016·Application pending·0 cites
- 4636US4797299ALight receiving member having a-Si (Ge,Sn) photosensitive layer and a-Si (O,C,N) surface layer on a support having spherical dimples with inside faces having minute irregularitiesCANON KK·Filed 1986·Granted Jan 10, 1989·3 cites·32 claims
- 4733US4808504ALight receiving members with spherically dimpled supportCANON KK·Filed 1986·Granted Feb 28, 1989·2 cites·33 claims
- 4832US4762762AElectrophotographic light receiving members comprising amorphous silicon and substrate having minute irregularitiesCANON KK·Filed 1986·Granted Aug 9, 1988·1 cites·57 claims
- 4931US4876185AAluminum support for a photoconductive memberCANON KK·Filed 1987·Granted Oct 24, 1989·1 cites·3 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →