Inventor · disambiguated record
Junji Araya
Also filed as: ARAYA JUNJI
26 granted patents·994 citations·filing 1984–1997
97Inventor score
Technology areasG03G
Files withCANON KK26
Top patents by PatentIndex Score
26 records- 0199US4851960ACharging deviceCANON KK·Filed 1987·Granted Jul 25, 1989·184 cites·13 claims
- 0296US5450180AImage forming apparatus having constant current and voltage control in the charging and transfer regionsCANON KK·Filed 1994·Granted Sep 12, 1995·68 cites·93 claims
- 0396US5126913ACharging device with contactable charging means and an image forming apparatus having the charging means and a detachable process unitCANON KK·Filed 1991·Granted Jun 30, 1992·69 cites·78 claims
- 0495US5179397AImage forming apparatus with constant voltage and constant current controlCANON KK·Filed 1990·Granted Jan 12, 1993·65 cites·128 claims
- 0595US5164779AImage forming apparatus with dual voltage supplies for selectively charging and discharging an image bearing memberCANON KK·Filed 1991·Granted Nov 17, 1992·51 cites·79 claims
- 0692US5420679AElastic roller and fixing apparatus using sameCANON KK·Filed 1993·Granted May 30, 1995·46 cites·47 claims
- 0791US5420671ACharger and image forming apparatus with sameCANON KK·Filed 1994·Granted May 30, 1995·42 cites·93 claims
- 0891US5132738AImage forming apparatus with cleaning mechanism for charging electrodeCANON KK·Filed 1991·Granted Jul 21, 1992·45 cites·92 claims
- 0990US5253024AFixing apparatus with rectifier elementCANON KK·Filed 1991·Granted Oct 12, 1993·41 cites·24 claims
- 1089US5144368ACharging device and image forming apparatus having sameCANON KK·Filed 1990·Granted Sep 1, 1992·39 cites·65 claims
- 1189US5034777ATransferring device having charging device with double oxide and voltage controlCANON KK·Filed 1990·Granted Jul 23, 1991·40 cites·35 claims
- 1288US5159393AImage forming apparatus having transfer device and image bearing member traveling at different speedsCANON KK·Filed 1990·Granted Oct 27, 1992·37 cites·30 claims
- 1388US5006902AImage forming apparatus having a predetermined voltage applied to the transfer memberCANON KK·Filed 1988·Granted Apr 9, 1991·32 cites·28 claims
- 1487US5485248AImage forming apparatus having a contact charger for varying a charge applied to a photosensitive drum based on a resistance of the photosensitive layerCANON KK·Filed 1995·Granted Jan 16, 1996·45 cites·76 claims
- 1587US5010370ATransfer apparatus and image bearing apparatus using same having transfer means for contacting a backside of a transfer materialCANON KK·Filed 1989·Granted Apr 23, 1991·30 cites·14 claims
- 1681US5809379AElectrophotography having photosensitive member with charge blocking overlayerCANON KK·Filed 1997·Granted Sep 15, 1998·32 cites·17 claims
- 1780US5151736AImage forming apparatus with controlled transfer voltageCANON KK·Filed 1991·Granted Sep 29, 1992·25 cites·39 claims
- 1878US5390007ACharging member, charging device, process cartridge and image forming apparatusCANON KK·Filed 1993·Granted Feb 14, 1995·23 cites·60 claims
- 1970US5499080AImage forming apparatus having a voltage controlled contact chargerCANON KK·Filed 1993·Granted Mar 12, 1996·17 cites·27 claims
- 2069US5585894AProcess cartridge with a movable image bearing member as well as a contactable member, and an image forming apparatus having the sameCANON KK·Filed 1995·Granted Dec 17, 1996·17 cites·28 claims
- 2168US5384626ACharging member, process cartridge and image forming apparatusCANON KK·Filed 1993·Granted Jan 24, 1995·16 cites·9 claims
- 2267USRE35581ECharging deviceCANON KK·Filed 1995·Granted Aug 12, 1997·18 cites·15 claims
- 2347US4619520AVariable magnification electrophotographic copying apparatusCANON KK·Filed 1984·Granted Oct 28, 1986·6 cites·13 claims
- 2436US5963762AElectrophotographic apparatus performing image exposure and development simultaneouslyCANON KK·Filed 1997·Granted Oct 5, 1999·4 cites·14 claims
- 2531US5587773AElectrophotographic apparatus for performing image exposure and development simultaneouslyCANON KK·Filed 1994·Granted Dec 24, 1996·2 cites·4 claims
- 2630US5567556AElectrophotographic process and apparatus simultaneously effecting image exposure and developing steps to opposites sides of photosensitive memberCANON KK·Filed 1994·Granted Oct 22, 1996·0 cites·20 claims
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