Inventor
YAMAGUCHI NORITOMO
JP29 patents
⚠️ This page may combine multiple inventors who share the name “YAMAGUCHI NORITOMO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CANON KK
24 patentsUS9989892B2Jun 5, 2018
Developer accommodating container with projected shaped portion for contacting toner seal member
CANON KK42 citations98
US9523942B2Dec 20, 2016
Developer accommodating container, developing cartridge, process cartridge and image forming apparatus
CANON KK61 citations98
US9465318B2Oct 11, 2016
Developer accommodating container with toner seal member, unsealing member, and auxiliary unsealing member
CANON KK63 citations98
US9541863B2Jan 10, 2017
Developer accommodating unit, developing device, process catridge and electrophotographic image forming apparatus
CANON KK23 citations94
US9052640B2Jun 9, 2015
Developer accommodating unit, developing device, process cartridge and electrophotographic image forming apparatus
CANON KK30 citations94
US9599951B2Mar 21, 2017
Roller, image forming apparatus and manufacturing method of cylindrical shaft
CANON KK8 citations83
US7957659B2Jun 7, 2011
Image forming apparatus for marginless printing
CANON KK8 citations83
US7890019B2Feb 15, 2011
Color electrophotographic image forming apparatus having movable cartridge supporting member
CANON KK9 citations83
US9121475B2Sep 1, 2015
Drive transmission apparatus and image forming apparatus
CANON KK6 citations73
US9146526B2Sep 29, 2015
Unit, cleaning unit, process cartridge, and image forming apparatus
CANON KK2 citations63
US9122235B2Sep 1, 2015
Process cartridge and image forming apparatus with means to regulate movement of developing unit with respect to drum unit in axial direction of developing roller
CANON KK2 citations63
US11281147B2Mar 22, 2022
Driving device and image forming apparatus
CANON KK0 citations52
US10359718B2Jul 23, 2019
Image forming apparatus
CANON KK0 citations52
US10025261B2Jul 17, 2018
Image forming apparatus
CANON KK0 citations52
US9921525B2Mar 20, 2018
Image forming apparatus
CANON KK0 citations52
US9891583B2Feb 13, 2018
Remanufacturing method of developer accommodating unit
CANON KK0 citations52
US9599957B2Mar 21, 2017
Image forming apparatus
CANON KK0 citations52
US9575434B2Feb 21, 2017
Remanufacturing method of developer accommodating unit
CANON KK0 citations52
US9348264B2May 24, 2016
Unit, cleaning unit, process cartridge, and image forming apparatus
CANON KK1 citations52
US9206002B2Dec 8, 2015
Sheet feeding apparatus and image forming apparatus
CANON KK1 citations52
US12585212B2Mar 24, 2026
Image forming apparatus having developing units that can be re-supplied with developer from resupply packages
CANON KK0 citations51
US12411452B2Sep 9, 2025
Image forming apparatus
CANON KK0 citations51
US11392071B2Jul 19, 2022
Image forming apparatus
CANON KK0 citations51
US9250607B2Feb 2, 2016
Image forming apparatus and cartridge
CANON KK0 citations42
YAMAGUCHI NORITOMO
3 patentsUS8238786B2Aug 7, 2012
Electrophotographic image forming apparatus with openings for cartridge insertion and removal
YAMAGUCHI NORITOMO7 citations82
US8210528B2Jul 3, 2012
Image forming apparatus with sheet discharge tray
YAMAGUCHI NORITOMO6 citations82
US8550455B2Oct 8, 2013
Image forming apparatus with sheet discharge tray
YAMAGUCHI NORITOMO1 citations50