Inventor · disambiguated record
Tadafumi Shimizu
Also filed as: SHIMIZU TADAFUMI
27 granted patents·1 pending application·681 citations·filing 1988–2005
97Inventor score
Top patents by PatentIndex Score
28 records- 0198US5012093ACleaning device for wire electrode of corona dischargerMINOLTA CAMERA KK·Filed 1989·Granted Apr 30, 1991·86 cites·31 claims
- 0297US5335048AEfficient control system of image forming apparatusMINOLTA CAMERA KK·Filed 1993·Granted Aug 2, 1994·111 cites·21 claims
- 0395US5243382AImage forming apparatus capable of efficient maintenance workMINOLTA CAMERA KK·Filed 1991·Granted Sep 7, 1993·69 cites·33 claims
- 0485US5150892ASheet feeding apparatusMINOLTA CAMERA KK·Filed 1991·Granted Sep 29, 1992·32 cites·16 claims
- 0583US6795679B2Image heating apparatus and heat generating rotary member for use in the sameMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2003·Granted Sep 21, 2004·21 cites·20 claims
- 0682US7379685B2Image heating apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2005·Granted May 27, 2008·7 cites·10 claims
- 0780US5024431ASheet transport device with easy sheet jam handlingMINOLTA CAMERA KK·Filed 1988·Granted Jun 18, 1991·23 cites·4 claims
- 0878US5194897AImage forming apparatus with charge wire cleanersMINOLTA CAMERA KK·Filed 1991·Granted Mar 16, 1993·23 cites·12 claims
- 0976US6849838B2Heating device using electromagnetic induction and fuserMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2003·Granted Feb 1, 2005·16 cites·22 claims
- 1076US5303005AImage forming apparatus with improved maintenance controlMINOLTA CAMERA KK·Filed 1993·Granted Apr 12, 1994·71 cites·30 claims
- 1176US5146269AImage forming apparatus having self-diagnostic functionMINOLTA CAMERA KK·Filed 1990·Granted Sep 8, 1992·22 cites·74 claims
- 1275US6968137B2Image heating device, image forming apparatus, image copying machine, and method for controlling temperatureMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2003·Granted Nov 22, 2005·13 cites·31 claims
- 1370US5347346AImage forming apparatus with improved efficiency of maintenance controlMINOLTA CAMERA KK·Filed 1990·Granted Sep 13, 1994·56 cites·34 claims
- 1468US7277108B2Fixing apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2005·Granted Oct 2, 2007·3 cites·18 claims
- 1568US5099279AImage forming method and image forming apparatus in which the density of the toner image is measured and controlledMINOLTA CAMERA KK·Filed 1990·Granted Mar 24, 1992·16 cites·20 claims
- 1668US5089848AAbnormal charge and toner density detecting system and method for use in an electrostatic copierMINOLTA CAMERA KK·Filed 1990·Granted Feb 18, 1992·17 cites·23 claims
- 1767US6901235B2Fixing device and image forming apparatus using the sameMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2003·Granted May 31, 2005·11 cites·25 claims
- 1866US6888113B2Heating device and fuser utilizing electromagnetic inductionMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2004·Granted May 3, 2005·10 cites·10 claims
- 1966US5223896AImage forming apparatus having self-diagnostic function relating to the potential of the photoreceptorMINOLTA CAMERA KK·Filed 1992·Granted Jun 29, 1993·15 cites·12 claims
- 2063US6950618B2Image forming apparatus having a removable fixing deviceMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2003·Granted Sep 27, 2005·8 cites·23 claims
- 2163US4861012APaper feeder for image forming apparatusMINOLTA CAMERA KK·Filed 1988·Granted Aug 29, 1989·13 cites·15 claims
- 2262US5245389AImage forming apparatusMINOLTA CAMERA KK·Filed 1991·Granted Sep 14, 1993·13 cites·10 claims
- 2360US7391983B2Method and apparatus for controlling image forming operation of an image forming apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2004·Granted Jun 24, 2008·7 cites·17 claims
- 2450US5173734AImage forming apparatus using measured data to adjust the operation levelMINOLTA CAMERA KK·Filed 1991·Granted Dec 22, 1992·9 cites·15 claims
- 2547US7062188B2Image heating device, image forming apparatus, image copying machine, and method for controlling temperatureMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2005·Granted Jun 13, 2006·0 cites·28 claims
- 2642US6006063AFixing apparatus and image forming apparatus provided with the sameMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1999·Granted Dec 21, 1999·8 cites·2 claims
- 2740US6934483B2Image heating device, image forming apparatus, image copying machine, and method for controlling temperatureMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2003·Granted Aug 23, 2005·1 cites·20 claims
- 2833US2005047839A1Belt, magnetic roller, method for producing thereof, and image forming apparatus using the sameFiled 2004·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →