Inventor · disambiguated record
Toshiaki Nakahara
Also filed as: NAKAHARA TOSHIAKI
41 granted patents·2 pending applications·904 citations·filing 1983–2019
98Inventor score
Files withCANON KK29FUTABA DENSHI KOGYO KK5FUJI XEROX CO LTD4FUJIFILM BUSINESS INNOVATION CORP2NIPPON FILCON KK2
Top patents by PatentIndex Score
43 records- 0197US5202213ADeveloper with surface treated silicic acid for developing electrostatic imageCANON KK·Filed 1992·Granted Apr 13, 1993·76 cites·24 claims
- 0295US5009973AImage forming method and image forming apparatusCANON KK·Filed 1989·Granted Apr 23, 1991·53 cites·99 claims
- 0395US4985327ANon-magnetic tonerCANON KK·Filed 1990·Granted Jan 15, 1991·64 cites·35 claims
- 0495US4740443AEncapsulated electrostatic toner with locally attached non-magnetic inorganic particlesCANON KK·Filed 1987·Granted Apr 26, 1988·74 cites·27 claims
- 0594US5014089ADeveloper in an image forming device having a binding resin and magnetic powderCANON KK·Filed 1990·Granted May 7, 1991·56 cites·3 claims
- 0694US4957840ADeveloper and image forming deviceCANON KK·Filed 1988·Granted Sep 18, 1990·44 cites·22 claims
- 0788US4590142ACapsule tonerCANON KK·Filed 1984·Granted May 20, 1986·31 cites·6 claims
- 0885US6541174B1Method using toner and developer for developing electrostatic imageCANON KK·Filed 2000·Granted Apr 1, 2003·20 cites·127 claims
- 0985US6077638AToner and developer for developing electrostatic image, process for production thereof and image forming methodCANON KK·Filed 1997·Granted Jun 20, 2000·29 cites·54 claims
- 1083US5447813AToner for developing electrostatic image and image forming methodCANON KK·Filed 1994·Granted Sep 5, 1995·28 cites·77 claims
- 1181US5436701AImage forming method, image forming apparatus and apparatus unitCANON KK·Filed 1994·Granted Jul 25, 1995·26 cites·109 claims
- 1281US4952476AElectrophotographic magnetic toner containing polyalkylene and vinyl polymerCANON KK·Filed 1989·Granted Aug 28, 1990·23 cites·20 claims
- 1381US4581312APressure-fixable capsule toner comprising pressure fixable core material and vinyl polymer shell materialCANON KK·Filed 1984·Granted Apr 8, 1986·22 cites·7 claims
- 1481US4565764AMicrocapsule toner and process of making sameCANON KK·Filed 1983·Granted Jan 21, 1986·32 cites·9 claims
- 1580US5716746AMagnetic toner and process for producing magnetic tonerCANON KK·Filed 1994·Granted Feb 10, 1998·25 cites·20 claims
- 1680US4497885APressure-fixable microcapsule tonerCANON KK·Filed 1984·Granted Feb 5, 1985·20 cites·11 claims
- 1779US6232027B1Toner having negative triboelectric chargeability and image forming methodCANON KK·Filed 1999·Granted May 15, 2001·30 cites·129 claims
- 1879US5406357ADeveloper for developing electrostatic image, image forming method, image forming apparatus and apparatus unitCANON KK·Filed 1994·Granted Apr 11, 1995·27 cites·42 claims
- 1979US4966829AToner for developing electrostatic images, binder therefor and process for production thereofCANON KK·Filed 1988·Granted Oct 30, 1990·41 cites·25 claims
- 2078US4626490AEncapsulated tonerCANON KK·Filed 1985·Granted Dec 2, 1986·21 cites·19 claims
- 2176US4978597AImage forming method and image forming apparatus utilizing a toner-carrying member with spherical concavitiesCANON KK·Filed 1989·Granted Dec 18, 1990·19 cites·45 claims
- 2270US6187496B1Toner and developer for developing electrostatic image, process for production thereof and image forming methodCANON KK·Filed 1997·Granted Feb 13, 2001·16 cites·63 claims
- 2369US4999272AElectrophotographic analog and digital imaging and developing using magnetic tonerCANON KK·Filed 1989·Granted Mar 12, 1991·15 cites·18 claims
- 2467US5354637AMagnetic tonerCANON KK·Filed 1992·Granted Oct 11, 1994·20 cites·20 claims
- 2567US4797344AEncapsulated toner having shell with first vinyl polymer with Mn of 2000-225000 and second vinyl polymer with Mn of 1000-15000CANON KK·Filed 1986·Granted Jan 10, 1989·22 cites·20 claims
- 2661US6549226B1Optical printer headFUTABA DENSHI KOGYO KK·Filed 2000·Granted Apr 15, 2003·4 cites·6 claims
- 2760US4857432AToner for developing electrostatic charge imageCANON KK·Filed 1988·Granted Aug 15, 1989·12 cites·32 claims
- 2854US11163509B2Image processing apparatus and non-transitory computer readable medium storing image processing programFUJIFILM BUSINESS INNOVATION CORP·Filed 2018·Granted Nov 2, 2021·0 cites·9 claims
- 2952USD370251SProtective cap for a valve on a gas cylinderMIYATA SEISAKUSHO CO LTD·Filed 1994·Granted May 28, 1996·8 cites·1 claims
- 3052US5310812ABinder resin for a toner for developing electrostatic images, and process for production thereofCANON KK·Filed 1992·Granted May 10, 1994·9 cites·18 claims
- 3150US11635305B2Information processing apparatus and non-transitory computer readable mediumFUJIFILM BUSINESS INNOVATION CORP·Filed 2019·Granted Apr 25, 2023·0 cites·2 claims
- 3249US4888264AProcess for preparing toner or capsule toner for use in electrophotographyCANON KK·Filed 1988·Granted Dec 19, 1989·8 cites·23 claims
- 3347US10136006B2Image processing device that processes an image by acquiring processing information based on a processing identifierFUJI XEROX CO LTD·Filed 2016·Granted Nov 20, 2018·0 cites·8 claims
- 3447US2020097232A1Information processing apparatus and non-transitory computer readable mediumFUJI XEROX CO LTD·Filed 2019·Application pending·0 cites
- 3545US2020090106A1Information processing apparatus and non-transitory computer readable mediumFUJI XEROX CO LTD·Filed 2019·Application pending·0 cites
- 3643US9940079B2Information processing apparatus, information processing method, and non-transitory computer readable mediumFUJI XEROX CO LTD·Filed 2015·Granted Apr 10, 2018·0 cites·20 claims
- 3743US5219947ABinder resin for a toner for developing electrostatic images, and process for production thereofCANON KK·Filed 1990·Granted Jun 15, 1993·6 cites·13 claims
- 3838US5398314AApparatus for creating operation data concerning operating deviceNIPPON FILCON KK·Filed 1993·Granted Mar 14, 1995·7 cites·12 claims
- 3937US5444614AApparatus for creating operation data concerning operating deviceNIPPON FILCON KK·Filed 1993·Granted Aug 22, 1995·6 cites·12 claims
- 4035US6243125B1Optical printer head for an optical printerFUTABA DENSHI KOGYO KK·Filed 1999·Granted Jun 5, 2001·6 cites·6 claims
- 4134US6404454B1Optical printer and print head thereofFUTABA DENSHI KOGYO KK·Filed 2000·Granted Jun 11, 2002·0 cites·8 claims
- 4231US6226028B1Optical printer head which prevents dust from being generated therein or entering thereinto when in operation or disassembledFUTABA DENSHI KOGYO KK·Filed 1999·Granted May 1, 2001·2 cites·3 claims
- 4331US6191805B1Optical printer head and optical printerFUTABA DENSHI KOGYO KK·Filed 1999·Granted Feb 20, 2001·2 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →