Inventor
SUNAHARA SATOSHI
JP30 patents
⚠️ This page may combine multiple inventors who share the name “SUNAHARA SATOSHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CANON KK
29 patentsUS6128462AOct 3, 2000
Cleaning member, image forming apparatus provided with a cleaning blade member, and process cartridge detachably attachable on the image forming apparatus
CANON KK55 citations96
US6175703B1Jan 16, 2001
Image forming apparatus and process cartridge
CANON KK40 citations92
US8036544B2Oct 11, 2011
Image forming apparatus and method of detecting amount of residual developer
CANON KK8 citations84
US7215904B2May 8, 2007
Image forming apparatus group
CANON KK15 citations84
US7162173B2Jan 9, 2007
Image forming apparatus using an ordered set of first, second and charging AC peak to peak voltages
CANON KK10 citations84
US7035560B2Apr 25, 2006
Image forming apparatus having charging member supplied with a plurality of alternating voltages and memory for storing information for selecting the voltages
CANON KK15 citations84
US6882806B2Apr 19, 2005
Charging apparatus determining a peak-to-peak voltage to be applied to a charging member
CANON KK19 citations84
US6226464B1May 1, 2001
Developer apparatus featuring a developer container partition portion disposed between a detecting member and an agitating member
CANON KK15 citations84
US7460798B2Dec 2, 2008
Image forming apparatus and method of detecting amount of residual developer
CANON KK7 citations74
US9927730B2Mar 27, 2018
Image forming apparatus that effects removal of residual toner
CANON KK4 citations72
US9442454B2Sep 13, 2016
Image forming apparatus having an image bearing member charged with predetermined polarity and potential
CANON KK3 citations72
US9835973B2Dec 5, 2017
Image forming apparatus having cleaner-less developer system
CANON KK2 citations71
US12253811B2Mar 18, 2025
Developing device
CANON KK1 citations63
US11493857B2Nov 8, 2022
Image forming apparatus
CANON KK0 citations62
US10877396B2Dec 29, 2020
Image forming apparatus
CANON KK1 citations62
US7194215B2Mar 20, 2007
Process cartridge comprising memory medium storing information for selecting one of a plurality of alternating voltages applied to charging member and such a memory medium
CANON KK2 citations62
US7174112B2Feb 6, 2007
Image forming apparatus featuring a transfer bias having a polarity opposite to a polarity of a charged toner
CANON KK2 citations62
US6219510B1Apr 17, 2001
Charging member employing layers formed with aqueous resin
CANON KK6 citations61
US11537065B2Dec 27, 2022
Developing unit, process cartridge, and image forming apparatus using toner to develop toner image
CANON KK0 citations52
US11003108B2May 11, 2021
Development device, cartridge, and image forming apparatus
CANON KK0 citations52
US9158231B2Oct 13, 2015
Image forming apparatus having process condition control
CANON KK1 citations52
US12181813B2Dec 31, 2024
Image forming apparatus
CANON KK0 citations51
US10234806B2Mar 19, 2019
Image forming apparatus
CANON KK0 citations51
US9727002B2Aug 8, 2017
Image forming apparatus having an image bearing member charged with predetermined polarity and potential
CANON KK1 citations51
US9547273B2Jan 17, 2017
Image forming apparatus having simultaneous development and cleaning
CANON KK1 citations51
US9442417B2Sep 13, 2016
Developing device, developer regulating process, and image forming device
CANON KK1 citations51
US9977368B2May 22, 2018
Developing apparatus, process cartridge, and image forming apparatus
CANON KK1 citations50
US9915892B2Mar 13, 2018
Developing device, process cartridge, and image forming apparatus
CANON KK0 citations41
US9645537B2May 9, 2017
Image forming apparatus capable of detecting presence or absence of a cartridge or a shape of the cartridge without increasing the number of components
CANON KK0 citations41