Inventor
DOI SHIGEO
JP29 patents
⚠️ This page may combine multiple inventors who share the name “DOI SHIGEO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CANON KK
16 patentsUS6409043B1Jun 25, 2002
Sheet conveying apparatus
CANON KK64 citations96
US7474866B2Jan 6, 2009
Sealing member, toner supply container, and toner supply system
CANON KK22 citations92
US7386247B2Jun 10, 2008
Image forming apparatus
CANON KK9 citations84
US10025259B2Jul 17, 2018
Image forming apparatus having a damper unit which regulates movement of a door unit
CANON KK5 citations71
US11117773B2Sep 14, 2021
Cutting apparatus and image forming apparatus
CANON KK0 citations62
US10676305B2Jun 9, 2020
Cutting apparatus and image forming apparatus
CANON KK1 citations62
US10364121B2Jul 30, 2019
Sheet cutting apparatus
CANON KK1 citations62
US7006775B2Feb 28, 2006
Image forming apparatus with electrically conduction rotary member for electrically connecting a plurality of developing devices to a main body of the apparatus
CANON KK2 citations62
US12386309B2Aug 12, 2025
Image forming apparatus to prevent air duct bending
CANON KK0 citations61
US12078956B2Sep 3, 2024
Image forming apparatus
CANON KK0 citations61
US7887036B2Feb 15, 2011
Sheet processing apparatus and image forming apparatus
CANON KK2 citations61
US12416895B2Sep 16, 2025
Image forming apparatus including a plurality of doors that are opened and closed
CANON KK0 citations52
US11796932B2Oct 24, 2023
Image forming apparatus and image forming system
CANON KK0 citations52
US11675310B2Jun 13, 2023
Image forming apparatus to cool a circuit board inside a duct
CANON KK0 citations52
US10073406B2Sep 11, 2018
Damper device and image forming apparatus
CANON KK1 citations51
US9766586B2Sep 19, 2017
Image forming apparatus
CANON KK0 citations51
MOLTEN CORP
7 patentsUS6302815B1Oct 16, 2001
Ball for a ball game
MOLTEN CORP162 citations98
US4856781AAug 15, 1989
Game ball
MOLTEN CORP79 citations94
US7753813B2Jul 13, 2010
Ball for ball game and method for manufacturing the same
MOLTEN CORP28 citations90
US7427246B2Sep 23, 2008
Ball for ball game and method for manufacturing the same
MOLTEN CORP17 citations90
US5306001AApr 26, 1994
Game ball
MOLTEN CORP31 citations90
US5597432AJan 28, 1997
Method for making balls for sports
MOLTEN CORP8 citations71
US5380185AJan 10, 1995
Ball for ball game and molding apparatus for forming the same
MOLTEN CORP4 citations60