Inventor · disambiguated record
Yoshiya Nomura
Also filed as: NOMURA YOSHIYA
41 granted patents·4,055 citations·filing 1991–2002
99Inventor score
Files withCANON KK41
Top patents by PatentIndex Score
41 records- 0199US6215969B1Toner container, toner container assembling method, process cartridge, and electrophotographic image forming apparatusCANON KK·Filed 1998·Granted Apr 10, 2001·179 cites·78 claims
- 0299US6029031AProcess cartridge and remanufacturing methodCANON KK·Filed 1996·Granted Feb 22, 2000·207 cites·12 claims
- 0399US5878309AToner container, toner container assembling method, process cartridge, and electrophotographic image forming apparatusCANON KK·Filed 1997·Granted Mar 2, 1999·208 cites·98 claims
- 0499US5452056AImage forming apparatus, process cartridge mountable within it and method for attaching photosensitive drum to process cartridgeCANON KK·Filed 1994·Granted Sep 19, 1995·274 cites·31 claims
- 0599US5331373AImage forming apparatus, process cartridge mountable within it and method for attaching photosensitive drum to process cartridgeCANON KK·Filed 1993·Granted Jul 19, 1994·291 cites·34 claims
- 0699US5294960ADetachable two-frame process cartridge for an image forming apparatusCANON KK·Filed 1993·Granted Mar 15, 1994·144 cites·56 claims
- 0798US6343192B1Developing device frame, process cartridge, and electrophotographic image forming apparatusCANON KK·Filed 2000·Granted Jan 29, 2002·111 cites·6 claims
- 0898US6084622AFrame structure and an image forming apparatus using such a frame structureCANON KK·Filed 1997·Granted Jul 4, 2000·171 cites·40 claims
- 0998US6072968AProcess cartridge, assembling method for process cartridge and electrophotographic image forming apparatusCANON KK·Filed 1996·Granted Jun 6, 2000·165 cites·52 claims
- 1098US6064843AProcess cartridge and image forming apparatusCANON KK·Filed 1997·Granted May 16, 2000·177 cites·180 claims
- 1198US5839028AProcess cartridge and refilling method thereforCANON KK·Filed 1996·Granted Nov 17, 1998·185 cites·16 claims
- 1298US5623328AProcess cartridge and image forming system on which process cartridge is mountableCANON KK·Filed 1994·Granted Apr 22, 1997·146 cites·45 claims
- 1398US5528341AProcess cartridge with rotary member having bearing attachment portions of different diameters, and method for refusing such a rotary memberCANON KK·Filed 1994·Granted Jun 18, 1996·121 cites·13 claims
- 1498US5345294AProcess cartridge and image forming apparatus using sameCANON KK·Filed 1992·Granted Sep 6, 1994·127 cites·32 claims
- 1597US5828928AProcess cartridge mountable in an image forming system and a method for assembling a cleaning deviceCANON KK·Filed 1995·Granted Oct 27, 1998·114 cites·32 claims
- 1696US6169865B1Developing device frame process cartridge and electrophotographic image forming apparatusCANON KK·Filed 1997·Granted Jan 2, 2001·80 cites·75 claims
- 1796US5907749AProcess cartridge and image forming apparatus usable therewithCANON KK·Filed 1997·Granted May 25, 1999·65 cites·99 claims
- 1896US5697022AProcess cartridge, image forming apparatus usable therewith and process cartridge assembling methodCANON KK·Filed 1996·Granted Dec 9, 1997·96 cites·91 claims
- 1996US5678139AProcess cartridge with shutter for protecting photosensitive drumCANON KK·Filed 1994·Granted Oct 14, 1997·75 cites·104 claims
- 2096US5642187AProcess cartridge, image forming apparatus usable therewith and image forming systemCANON KK·Filed 1995·Granted Jun 24, 1997·94 cites·27 claims
- 2195US6226476B1Developing device holder having antenna contact mounting unitCANON KK·Filed 1996·Granted May 1, 2001·83 cites·50 claims
- 2295US5825472APhotosensitive drum, process cartridge and image forming apparatusCANON KK·Filed 1996·Granted Oct 20, 1998·91 cites·114 claims
- 2394US5634178AGear unit, image forming apparatus and gear unit mounting methodCANON KK·Filed 1996·Granted May 27, 1997·79 cites·56 claims
- 2494US5561496AImage forming apparatus, assembling method of image forming apparatus, and mounting method of outer casingCANON KK·Filed 1994·Granted Oct 1, 1996·52 cites·44 claims
- 2594US5559581AImage forming apparatus with helical gear drive trainCANON KK·Filed 1994·Granted Sep 24, 1996·56 cites·28 claims
- 2693US6272300B1Remanufacturing method for process cartridge, process cartridge and image forming apparatusCANON KK·Filed 1997·Granted Aug 7, 2001·68 cites·65 claims
- 2793US6118961ADetachable two-frame process cartridge for an image forming apparatusCANON KK·Filed 1997·Granted Sep 12, 2000·46 cites·125 claims
- 2893US5987278AProcess cartridge and image forming apparatus usable therewithCANON KK·Filed 1997·Granted Nov 16, 1999·46 cites·30 claims
- 2993US5867751AProcess cartridge detachably mountable to an image forming apparatus having an improved arrangement of voltage applying membersCANON KK·Filed 1997·Granted Feb 2, 1999·66 cites·48 claims
- 3092US5682579ADetachable two-frame process cartridge for an image forming apparatusCANON KK·Filed 1996·Granted Oct 28, 1997·42 cites·39 claims
- 3192US5258811AImage forming system and process cartridge removably mountable on sameCANON KK·Filed 1992·Granted Nov 2, 1993·47 cites·14 claims
- 3290US5907751AProcess cartridge with mounting projections and image forming apparatus using such a process cartridgeCANON KK·Filed 1995·Granted May 25, 1999·50 cites·36 claims
- 3390US5283619ADeveloping apparatus and process cartridge having sameCANON KK·Filed 1992·Granted Feb 1, 1994·39 cites·24 claims
- 3489US5432590AImage forming apparatus with rotatable member press-contacted to image bearing memberCANON KK·Filed 1994·Granted Jul 11, 1995·38 cites·20 claims
- 3588US5787323AImage forming apparatus having a detachably mountable process cartridgeCANON KK·Filed 1996·Granted Jul 28, 1998·46 cites·57 claims
- 3683US5650841AProcess cartridge, image forming apparatus usable therewith and toner seal mounting method for process cartridgeCANON KK·Filed 1996·Granted Jul 22, 1997·78 cites·118 claims
- 3781US6826373B2Process cartridge, an image forming apparatus, and system designed to block attachment of a process cartridge to an apparatus functionally different from the apparatus to which the process cartridge is designed to be attachedCANON KK·Filed 2002·Granted Nov 30, 2004·19 cites·31 claims
- 3879US6208816B1Developing device, process cartridge, electrophotographic image forming apparatus and agitating memberCANON KK·Filed 1999·Granted Mar 27, 2001·27 cites·24 claims
- 3974US6201935B1Electrophotographic image forming apparatus, electrophotographic image forming system, and process cartridgeCANON KK·Filed 1999·Granted Mar 13, 2001·23 cites·38 claims
- 4072US5272505ACharging device, process unit having same and image forming apparatus using process unitCANON KK·Filed 1991·Granted Dec 21, 1993·18 cites·23 claims
- 4170US6324364B1Electrophotographic photosensitive drum, process cartridge, and electrophotographic image forming apparatusCANON KK·Filed 2000·Granted Nov 27, 2001·11 cites·13 claims
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →