Inventor · disambiguated record
Kazuhito Watanabe
Also filed as: WATANABE KAZUHITO
42 granted patents·11 pending applications·1,381 citations·filing 1993–2025
98Inventor score
Top patents by PatentIndex Score
53 records- 0199US6660443B2Dry toner and image forming method using sameRICOH KK·Filed 2002·Granted Dec 9, 2003·138 cites·35 claims
- 0299US6363229B1Full-color toner image fixing method and apparatusRICOH KK·Filed 2000·Granted Mar 26, 2002·174 cites·18 claims
- 0398US6403275B1Electrophotographic toner, and image forming method and apparatus using the tonerRICOH KK·Filed 2000·Granted Jun 11, 2002·130 cites·19 claims
- 0497US6756175B2Method for fixing tonerRICOH KK·Filed 2002·Granted Jun 29, 2004·90 cites·23 claims
- 0596US7383013B2Image forming apparatus using a contact or a proximity type of charging system including a protection substance on a moveable body to be chargedRICOH KK·Filed 2007·Granted Jun 3, 2008·18 cites·5 claims
- 0696US6566026B2Toner for developing electrostatic latent image, toner container containing the toner, and image forming method and apparatus using the tonerRICOH KK·Filed 2001·Granted May 20, 2003·75 cites·26 claims
- 0795US7103301B2Image forming apparatus using a contact or a proximity type of charging system including a protection substance on a moveable body to be chargedRICOH KK·Filed 2004·Granted Sep 5, 2006·47 cites·10 claims
- 0895US5676758ACVD apparatusANELVA CORP·Filed 1996·Granted Oct 14, 1997·209 cites·12 claims
- 0994US7005223B2Toner composition and method for manufacturing the toner compositionRICOH KK·Filed 2002·Granted Feb 28, 2006·45 cites·12 claims
- 1093US7419756B2Dry toner, method for manufacturing the same, image forming apparatus, and image forming methodRICOH KK·Filed 2007·Granted Sep 2, 2008·13 cites·16 claims
- 1192US6835519B2Dry toner and image forming method using sameRICOH KK·Filed 2003·Granted Dec 28, 2004·33 cites·14 claims
- 1288US7251438B2Image forming apparatus using a contact or a proximity type of charging system including a protection substance on a moveable body to be chargedRICOH KK·Filed 2006·Granted Jul 31, 2007·8 cites·6 claims
- 1388US5747210AElectrostatic image developing toner and method for producing the tonerRICOH KK·Filed 1996·Granted May 5, 1998·57 cites·20 claims
- 1486US6432261B2Plasma etching systemANELVA CORP·Filed 2001·Granted Aug 13, 2002·34 cites·4 claims
- 1583US7493061B2Process cartridge including at least one replaceable member and image forming apparatusRICOH KK·Filed 2004·Granted Feb 17, 2009·22 cites·35 claims
- 1682US5766363AHeater for CVD apparatusANELVA CORP·Filed 1996·Granted Jun 16, 1998·56 cites·9 claims
- 1780US6129046ASubstrate processing apparatusANELVA CORP·Filed 1997·Granted Oct 10, 2000·46 cites·11 claims
- 1880US5314777ANegatively chargeable toner for developing latent electrostatic imagesRICOH KK·Filed 1993·Granted May 24, 1994·25 cites·11 claims
- 1979US10584949B2Wireless detonator, wireless detonation system, and wireless detonation methodNOF CORP·Filed 2017·Granted Mar 10, 2020·5 cites·19 claims
- 2079US9360720B2Liquid crystal display deviceJAPAN DISPLAY INC·Filed 2013·Granted Jun 7, 2016·2 cites·19 claims
- 2177US9346171B2Substrate transport apparatus, and system and method for manufacturing electronic deviceCANON ANELVA CORPOREATION·Filed 2013·Granted May 24, 2016·6 cites·8 claims
- 2277US7522850B2Image forming apparatus, process cartridge, developing unit, and image forming methodRICOH KK·Filed 2006·Granted Apr 21, 2009·4 cites·67 claims
- 2377US6386511B1Gate valve apparatusANELVA CORP·Filed 2000·Granted May 14, 2002·20 cites·8 claims
- 2473US7294443B2Toner composition and method for manufacturing the toner compositionRICOH KK·Filed 2005·Granted Nov 13, 2007·4 cites·26 claims
- 2573US7122286B2Toner for development of electrostatic latent images, method of forming images, image formation apparatus, toner container containing the toner therein, and image formation apparatus equipped with the toner containerRICOH KK·Filed 2001·Granted Oct 17, 2006·13 cites·4 claims
- 2673US5597673AToner for developing electrostatic latent imageRICOH KK·Filed 1995·Granted Jan 28, 1997·23 cites·8 claims
- 2772US7058335B2Process cartridge and image forming apparatus with toner fed cleaning modeRICOH KK·Filed 2003·Granted Jun 6, 2006·12 cites·28 claims
- 2870US8395315B2Substrate and organic EL light-emitting apparatusKURODA TOSHIYA·Filed 2010·Granted Mar 12, 2013·3 cites·12 claims
- 2969US7182122B2Heating and cooling apparatus, and vacuum processing apparatus equipped with this apparatusANELVA CORP·Filed 2001·Granted Feb 27, 2007·12 cites·12 claims
- 3063US9575383B2Liquid crystal display deviceJAPAN DISPLAY INC·Filed 2016·Granted Feb 21, 2017·0 cites·15 claims
- 3161US7886808B2Heating and cooling apparatus, and vacuum processing apparatus equipped with this apparatusCANON ANELVA CORP·Filed 2006·Granted Feb 15, 2011·1 cites·6 claims
- 3260US7158730B2Image forming apparatus, process cartridge, developing unit, and image forming methodRICOH KK·Filed 2004·Granted Jan 2, 2007·6 cites·120 claims
- 3357US6740461B2Carrier and two-component developer for electrophotographyRICOH KK·Filed 2002·Granted May 25, 2004·6 cites·17 claims
- 3455US6360011B1Data medium handling apparatus and data medium handling methodFUJITSU LTD·Filed 1996·Granted Mar 19, 2002·40 cites·16 claims
- 3554US7280949B2Aided design apparatus, aided design method, and recording medium for recording program for carrying out the methodCANON KK·Filed 2003·Granted Oct 9, 2007·4 cites·21 claims
- 3654US2014250678A1Substrate transport apparatus, electronic device manufacturing system, and electronic device manufacturing methodCANON ANELVA CORP·Filed 2014·Application pending·0 cites
- 3751US2011018431A1Organic electroluminescent device and method for manufacturing the sameSUMITOMO CHEMICAL CO·Filed 2009·Application pending·0 cites
- 3849US2025176141A1Heat sinkFURUKAWA ELECTRIC CO LTD·Filed 2025·Application pending·0 cites
- 3948US2022187517A1Wavelength conversion member, backlight unit, image display device, and wavelength conversion resin compositionSHOWA DENKO MATERIALS CO LTD·Filed 2020·Application pending·0 cites
- 4047US12098910B2Wireless detonation system, relay device for wireless detonation system, and wireless detonation method using wireless detonation systemNOF CORP·Filed 2021·Granted Sep 24, 2024·0 cites·20 claims
- 4146US7817930B2Image forming apparatus, control method therefor, and programCANON KK·Filed 2007·Granted Oct 19, 2010·0 cites·11 claims
- 4245US7552038B2Information processor for supporting a sheet feeding machine designCANON KK·Filed 2004·Granted Jun 23, 2009·0 cites·10 claims
- 4343US2018284920A1Transfer-type photosensitive film for refractive-index modulationHITACHI CHEMICAL CO LTD·Filed 2015·Application pending·0 cites
- 4442US2012107072A1Substrate transport apparatus, electronic device manufacturing system, and electronic device manufacturing methodWATANABE KAZUHITO·Filed 2011·Application pending·0 cites
- 4541US8673125B2Substrate conveyer and vacuum processing apparatusAOKI KAZUNARI·Filed 2011·Granted Mar 18, 2014·0 cites·7 claims
- 4640US10341934B2Wireless apparatus, network system and control methodFUTABA DENSHI KOGYO KK·Filed 2016·Granted Jul 2, 2019·0 cites·7 claims
- 4737US2003096185A1Dry toner, method for manufacturing the same, image forming apparatus, and image forming methodFiled 2002·Application pending·0 cites
- 4836US2001007630A1Substrate transfer system and substrate processing apparatusFiled 2001·Application pending·0 cites
- 4934US2021234644A1Communication System, Transmitter, Receiver and Communication MethodFUTABA DENSHI KOGYO KK·Filed 2021·Application pending·0 cites
- 5033US2018107112A1Transfer-type photosensitive refractive index adjustment film, method for forming refractive index adjustment pattern, and electronic componentHITACHI CHEMICAL CO LTD·Filed 2015·Application pending·0 cites
Showing the top 50 of 53 patent records by PatentIndex Score.
Join the waitlist — get patent alerts
Get an alert when Kazuhito Watanabe files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →