Inventor
SAITO YOSHIRO
JP39 patents
⚠️ This page may combine multiple inventors who share the name “SAITO YOSHIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CANON KK
29 patentsUS6026265AFeb 15, 2000
Toner conveying roll and developing apparatus
CANON KK43 citations93
US5893013AApr 6, 1999
Developer regulating member and developing apparatus
CANON KK26 citations93
US5666588ASep 9, 1997
Image forming apparatus for performing image density control
CANON KK21 citations93
US5369478ANov 29, 1994
Developing apparatus
CANON KK20 citations93
US6766123B2Jul 20, 2004
Image forming apparatus with detected-current transfer material charging voltage control feature
CANON KK20 citations92
US5873010AFeb 16, 1999
Image forming apparatus for performing correction control, based on density of toner image
CANON KK22 citations92
US5689783ANov 18, 1997
Elastic blade and developing device using the same
CANON KK22 citations92
US5678130AOct 14, 1997
Developing apparatus including a control function for applied periodic developing bias field
CANON KK32 citations92
US5559591ASep 24, 1996
Image forming apparatus with function of requesting exchange of fixing unit
CANON KK20 citations92
US5523829AJun 4, 1996
Image forming apparatus having recording material carrying member
CANON KK27 citations92
US5508796AApr 16, 1996
Image forming apparatus with select relation among distances in recording material conveyance path
CANON KK32 citations92
US5307127AApr 26, 1994
Developing apparatus using one component toner with improved flowability
CANON KK35 citations92
US5930570AJul 27, 1999
Oriented foamed rotary member, and developing device using same
CANON KK26 citations90
US6836641B2Dec 28, 2004
Image forming apparatus and image forming method
CANON KK13 citations84
US6226467B1May 1, 2001
Developer unit detachably attachable to image forming apparatus
CANON KK8 citations74
US5768670AJun 16, 1998
Developer regulating member having thermoplastic resin layers provided on both sides of a rubber member, method of manufacturing the same, and developing device using the same
CANON KK12 citations74
US5543900AAug 6, 1996
Image forming apparatus which reduces toner fusion on an image bearing member
CANON KK11 citations74
US6947701B2Sep 20, 2005
Image forming apparatus and image forming method
CANON KK6 citations73
US5697028ADec 9, 1997
Developer-supplying roller having a surface-modifying powder
CANON KK16 citations73
US5666597ASep 9, 1997
Image forming apparatus with delayed discharge by discharge means
CANON KK12 citations73
US6101286AAug 8, 2000
Image processing apparatus and method having improved color-boundary mixing
CANON KK5 citations63
US8369726B2Feb 5, 2013
Image forming apparatus
CANON KK4 citations62
US5548381AAug 20, 1996
Developing apparatus forming alternating electric field between image bearing member and toner carrying member
CANON KK6 citations62
US6151473ANov 21, 2000
Peeled toner supply roller and manufacturing method
CANON KK4 citations60
US11526104B2Dec 13, 2022
Image forming apparatus capable of setting transfer voltage and suppressing deterioration of members due to control operation of transfer voltage
CANON KK0 citations52
US11392068B2Jul 19, 2022
Image forming apparatus
CANON KK0 citations52
US11150581B2Oct 19, 2021
Image forming apparatus that can form a nip image corresponding to a fixing nip shape
CANON KK0 citations52
US8380097B2Feb 19, 2013
Image forming apparatus that includes a transfer member that can be separated from an inner circumferential surface of a transfer belt when belt is rotating
CANON KK1 citations52
US7020422B2Mar 28, 2006
Transferring roller, transfer device, and image forming apparatus
CANON KK0 citations52