Inventor · disambiguated record
Masakazu Fukuchi
Also filed as: FUKUCHI MASAKAZU
108 granted patents·2,641 citations·filing 1980–2004
99Inventor score
Top patents by PatentIndex Score
108 records- 0197US5260753AColor image forming methodKONISHIROKU PHOTO IND·Filed 1991·Granted Nov 9, 1993·83 cites·12 claims
- 0297US5172903APaper feed cassetteKONISHIROKU PHOTO IND·Filed 1991·Granted Dec 22, 1992·85 cites·5 claims
- 0396US5444515AColor image forming apparatus with mountable cartridge thereinKONISHIROKU PHOTO IND·Filed 1994·Granted Aug 22, 1995·74 cites·11 claims
- 0496US4994853AApparatus for recording color images having interchangeable process cartridges and cartridge information on IC cardsKONISHIROKU PHOTO IND·Filed 1989·Granted Feb 19, 1991·53 cites·10 claims
- 0596US4825246AImage processing method and image forming apparatusKONISHIROKU PHOTO IND·Filed 1988·Granted Apr 25, 1989·178 cites·22 claims
- 0695US5258816ACleaning device for a color image forming apparatusKONISHIROKU PHOTO IND·Filed 1992·Granted Nov 2, 1993·61 cites·8 claims
- 0795US4588279ACleaning roller intermediate transfer memberKONISHIROKU PHOTO IND·Filed 1983·Granted May 13, 1986·49 cites·4 claims
- 0895US4518976ARecording apparatusKONISHIROKU PHOTO IND·Filed 1983·Granted May 21, 1985·49 cites·13 claims
- 0994US4996566AMulticolor image forming apparatus with separately removable and insertable assembly unitsKONISHIROKU PHOTO IND·Filed 1989·Granted Feb 26, 1991·44 cites·15 claims
- 1094US4585319ARecording apparatus for electrostatic imagesKONISHIROKU PHOTO IND·Filed 1983·Granted Apr 29, 1986·42 cites·6 claims
- 1192US6484003B2Color image forming apparatus with rack having detachable unitsKONISHIROKU PHOTO IND·Filed 2001·Granted Nov 19, 2002·47 cites·24 claims
- 1292US5065195AColor image forming apparatus having a freely installable and detachable process cartridgeKONISHIROKU PHOTO IND·Filed 1990·Granted Nov 12, 1991·45 cites·21 claims
- 1392US4878091AMulticolor image forming apparatusKONISHIROKU PHOTO IND·Filed 1988·Granted Oct 31, 1989·42 cites·13 claims
- 1491US5341194ABelt type image forming unitKONISHIROKU PHOTO IND·Filed 1992·Granted Aug 23, 1994·43 cites·2 claims
- 1590US5493366AImage forming apparatusKONISHIROKU PHOTO IND·Filed 1994·Granted Feb 20, 1996·41 cites·5 claims
- 1690US5182595AImage forming apparatus having an dismountable process cartridgeKONISHIROKU PHOTO IND·Filed 1991·Granted Jan 26, 1993·43 cites·9 claims
- 1789US5250998AFixing apparatus having two nip regionsKONISHIROKU PHOTO IND·Filed 1992·Granted Oct 5, 1993·40 cites·8 claims
- 1889US4645327ARecording apparatus having water vapor removing or preventing meansKONISHIROKU PHOTO IND·Filed 1984·Granted Feb 24, 1987·32 cites·10 claims
- 1988US5754210AOptical system assembling device for an image forming apparatusKONISHIROKU PHOTO IND·Filed 1996·Granted May 19, 1998·44 cites·17 claims
- 2088US5438437AImage forming apparatus with exposure, size, and position correction for pixelsKONISHIROKU PHOTO IND·Filed 1992·Granted Aug 1, 1995·40 cites·7 claims
- 2188US5210573AImage forming apparatusKONISHIROKU PHOTO IND·Filed 1991·Granted May 11, 1993·39 cites·6 claims
- 2288US5160963AImage forming apparatus having process cartridgeKONISHIROKU PHOTO IND·Filed 1990·Granted Nov 3, 1992·37 cites·4 claims
- 2387US5319429AColor image forming apparatus using fixing apparatus for glossy imagesKONISHIROKU PHOTO IND·Filed 1992·Granted Jun 7, 1994·36 cites·7 claims
- 2487US5262824AImage formimg apparatus with automatic process cartridge displacement for maintenanceKONISHIROKU PHOTO IND·Filed 1991·Granted Nov 16, 1993·35 cites·18 claims
- 2587US5146270AColor image forming apparatus having interchangeable image forming process cartridgesKONISHIROKU PHOTO IND·Filed 1991·Granted Sep 8, 1992·36 cites·9 claims
- 2687US5143017ADeveloping device having a baffle plate between plural augers which cleans the developing rollersKONISHIROKU PHOTO IND·Filed 1991·Granted Sep 1, 1992·34 cites·10 claims
- 2785US5548379AImage forming apparatusKONISHIROKU PHOTO IND·Filed 1994·Granted Aug 20, 1996·36 cites·22 claims
- 2884US5253015ASheet load system for image forming apparatusKONISHIROKU PHOTO IND·Filed 1992·Granted Oct 12, 1993·30 cites·6 claims
- 2983US6522861B2Color image forming apparatusKONISHIROKU PHOTO IND·Filed 2002·Granted Feb 18, 2003·22 cites·8 claims
- 3083US5327208AColor image forming apparatus with a multicolor detachable process unitKONISHIROKU PHOTO IND·Filed 1992·Granted Jul 5, 1994·26 cites·7 claims
- 3181US5752133AElectrophotographic color image forming apparatus with image exposure means inside of photoreceptor drumKONISHIROKU PHOTO IND·Filed 1996·Granted May 12, 1998·31 cites·41 claims
- 3280US5486901AColor image recording apparatus with a detector to detect a superimposed toner image density and correcting its color balanceKONISHIROKU PHOTO IND·Filed 1993·Granted Jan 23, 1996·26 cites·20 claims
- 3380US5298946AColor image forming apparatus with removable cartridge and exposure through sheet pathKONISHIROKU PHOTO IND·Filed 1992·Granted Mar 29, 1994·26 cites·17 claims
- 3480US5140369AColor image forming apparatus having a process cartridge containing a belt shaped image carrier, toner replenishing means and detachable paper cartridgeKONISHIROKU PHOTO IND·Filed 1990·Granted Aug 18, 1992·27 cites·9 claims
- 3579US5175570AColor image forming apparatus having an adjustor which corrects the position of a latent image according to registration marksKONISHIROKU PHOTO IND·Filed 1990·Granted Dec 29, 1992·48 cites·11 claims
- 3679US5126789AImage forming apparatusKONICA CORPORATOIN·Filed 1991·Granted Jun 30, 1992·28 cites·14 claims
- 3779US5124747AColor copy machine with detachable process cartridgeKONISHIROKU PHOTO IND·Filed 1991·Granted Jun 23, 1992·25 cites·4 claims
- 3879US5030988AColor image forming apparatusKONISHIROKU PHOTO IND·Filed 1990·Granted Jul 9, 1991·25 cites·5 claims
- 3977US5541722AColor image forming apparatusKONISHIROKU PHOTO IND·Filed 1995·Granted Jul 30, 1996·27 cites·12 claims
- 4077US5367365AImage forming apparatus with charger of image carrier using magnetic brushKONISHIROKU PHOTO IND·Filed 1993·Granted Nov 22, 1994·23 cites·7 claims
- 4177US5054419AImage forming apparatusKONISHIROKU PHOTO IND·Filed 1990·Granted Oct 8, 1991·23 cites·31 claims
- 4276US5347351AImage forming apparatus for copying one and two-sided documentsKONISHIROKU PHOTO IND·Filed 1993·Granted Sep 13, 1994·21 cites·7 claims
- 4376US5073801AColor image forming apparatus having different ejection parts for different paper thicknessKONISHIROKU PHOTO IND·Filed 1990·Granted Dec 17, 1991·23 cites·8 claims
- 4475US5761573AImage forming apparatus for double-sided image formation with properly adjusted image density or color tone for each sideKONISHIROKU PHOTO IND·Filed 1997·Granted Jun 2, 1998·24 cites·19 claims
- 4575US5426489AImage forming apparatus with a magnetic brush chargerKONISHIROKU PHOTO IND·Filed 1994·Granted Jun 20, 1995·21 cites·4 claims
- 4674US5357323AMagnetic brush charging deviceKONISHIROKU PHOTO IND·Filed 1993·Granted Oct 18, 1994·20 cites·9 claims
- 4774US5047801AColor image forming apparatus having the developing means and cleaning means formed as a detachable unitKONISHIROKU PHOTO IND·Filed 1989·Granted Sep 10, 1991·18 cites·7 claims
- 4874US4702987ADeveloping method for electrophotographyKONISHIROKU PHOTO IND·Filed 1986·Granted Oct 27, 1987·18 cites·8 claims
- 4973US5822666AImage forming apparatus including a mechanism for eliminating mechanical shock caused by a cleaning deviceKONISHIROKU PHOTO IND·Filed 1997·Granted Oct 13, 1998·23 cites·24 claims
- 5073US5063411AColor image forming apparatus having a unitary guide plate facing a plurality of developing devicesKONISHIROKU PHOTO IND·Filed 1990·Granted Nov 5, 1991·19 cites·15 claims
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