Inventor
AGATA SHINICHI
JP20 patents
⚠️ This page may combine multiple inventors who share the name “AGATA SHINICHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CANON KK
19 patentsUS7277659B2Oct 2, 2007
Image forming apparatus and seal retractor
CANON KK27 citations92
US7200350B2Apr 3, 2007
Image forming apparatus switching developing rollers of mounted process cartridges between contact and spaced states and switching the contact position of a feeding belt contactable to drums of the mounted cartridges
CANON KK31 citations92
US7593670B2Sep 22, 2009
Charging device including a contact charging member with silica thereon, process cartridge including a contact charging member, and image forming apparatus including such charging member
CANON KK15 citations83
US7209690B2Apr 24, 2007
Developing apparatus
CANON KK13 citations83
US7457554B2Nov 25, 2008
Image forming apparatus wherein an image forming region and a non-image forming region are charged with different potentials
CANON KK8 citations73
US11003106B2May 11, 2021
Process cartridge and image forming apparatus
CANON KK1 citations62
US7711279B2May 4, 2010
Image forming apparatus with a predetermined potential difference between regions of an image bearing member
CANON KK4 citations62
US12321108B2Jun 3, 2025
Image forming apparatus
CANON KK0 citations51
US11988979B2May 21, 2024
Image forming apparatus with developing member that supplies toner to surface of image bearing member to form toner image
CANON KK0 citations51
US11099503B2Aug 24, 2021
Image forming apparatus
CANON KK0 citations51
US11073781B2Jul 27, 2021
Image forming apparatus that suppresses occurrence of image smearing by maintaining a metal soap on a surface of a photoconductor
CANON KK0 citations51
US10031439B2Jul 24, 2018
Developing device having developer regulating member, process cartridge, and image forming apparatus
CANON KK1 citations51
US10852662B2Dec 1, 2020
Developing device, process cartridge and image forming apparatus
CANON KK0 citations49
US12158721B2Dec 3, 2024
Image forming apparatus controlling image forming and supply operations
CANON KK0 citations46
US10642203B2May 5, 2020
Image forming apparatus
CANON KK0 citations41
US10534288B2Jan 14, 2020
Developing device, process cartridge, and image forming apparatus
CANON KK0 citations41
US10656547B2May 19, 2020
Image forming apparatus mountable with image bearing member unit and developer bearing member
CANON KK0 citations40
US9798266B2Oct 24, 2017
Image forming apparatus for preventing abnormally discharged image
CANON KK0 citations39
US9753395B2Sep 5, 2017
Image forming apparatus acquiring a duration of overcharge
CANON KK0 citations39