Inventor
HOASHI SHIGERU
JP28 patents
⚠️ This page may combine multiple inventors who share the name “HOASHI SHIGERU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CANON KK
21 patentsUS7209682B2Apr 24, 2007
Electrophotographic photosensitive drum, process cartridge, and electrophotographic image forming apparatus
CANON KK148 citations99
US7092658B2Aug 15, 2006
Driving force transmission mechanism, image forming apparatus equipped with such a mechanism, and process unit of such an apparatus
CANON KK137 citations99
US6898391B2May 24, 2005
Process cartridge, electric contact and electrophotographic image forming apparatus
CANON KK163 citations99
US6829455B2Dec 7, 2004
Driving force transmission mechanism, image forming apparatus equipped with such a mechanism, and process unit of such an apparatus
CANON KK160 citations99
US6714752B2Mar 30, 2004
Process cartridge, load producing member and electrophotographic image forming apparatus
CANON KK175 citations99
US7366445B2Apr 29, 2008
Image forming apparatus including a plurality of image bearing members having a speed variation suppression feature
CANON KK79 citations98
US7570900B2Aug 4, 2009
Process cartridge receiving from an image forming apparatus into which it is mounted a downstream-moving force during mounting and such image forming apparatus
CANON KK22 citations92
US7440715B2Oct 21, 2008
Electrophotographic photosensitive drum, process cartridge, and electrophotographic image forming apparatus
CANON KK46 citations92
US9261855B2Feb 16, 2016
Image forming apparatus
CANON KK6 citations83
US6839532B2Jan 4, 2005
Image forming apparatus with improved conveying unit positioning
CANON KK9 citations74
US8965256B2Feb 24, 2015
Image forming apparatus
CANON KK4 citations73
US12474664B2Nov 18, 2025
Image forming apparatus
CANON KK0 citations62
US8036574B2Oct 11, 2011
Image forming apparatus
CANON KK3 citations62
US12164258B2Dec 10, 2024
Image forming apparatus
CANON KK0 citations61
US11809122B2Nov 7, 2023
Image forming apparatus having feeding and fixing modules provided on a transfer frame
CANON KK0 citations61
US11204580B2Dec 21, 2021
Image forming apparatus having modules mounted to secure rigidity of a main body of the image forming apparatus
CANON KK0 citations61
US9389580B2Jul 12, 2016
Image forming apparatus and process cartridge
CANON KK0 citations52
US9213273B2Dec 15, 2015
Image forming apparatus
CANON KK0 citations52
US9081359B2Jul 14, 2015
Image forming apparatus and process cartridge
CANON KK1 citations52
US9618900B2Apr 11, 2017
Image forming apparatus
CANON KK0 citations51
US8958709B2Feb 17, 2015
Image forming apparatus having a second resistor portion with a higher electrical resistance than a first resistor portion
CANON KK0 citations42