Inventor
CHIKUGO YOUICHI
JP37 patents
⚠️ This page may combine multiple inventors who share the name “CHIKUGO YOUICHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CANON KK
36 patentsUS7597311B2Oct 6, 2009
Sheet processing apparatus and image forming apparatus provided therewith and sheet processing method
CANON KK52 citations98
US7890038B2Feb 15, 2011
Image heating apparatus
CANON KK22 citations92
US7748697B2Jul 6, 2010
Sheet feeding apparatus and image forming apparatus
CANON KK31 citations92
US11300906B2Apr 12, 2022
Fixing device
CANON KK9 citations85
US11194275B2Dec 7, 2021
Fixing device
CANON KK9 citations85
US9367006B2Jun 14, 2016
Image heating apparatus including a covering member configured to cover an electrode portion
CANON KK10 citations84
US9026020B2May 5, 2015
Fixing apparatus including guiding member configured to guide a sheet toward a nip at which a toner image on the sheet is fixed
CANON KK10 citations84
US7392006B2Jun 24, 2008
Image heating apparatus
CANON KK13 citations84
US7890024B2Feb 15, 2011
Image heating apparatus with detachable unit urging external heating member to rotational body
CANON KK17 citations83
US7798491B2Sep 21, 2010
Sheet conveying apparatus and image forming apparatus
CANON KK8 citations83
US7549629B2Jun 23, 2009
Image forming apparatus
CANON KK14 citations83
US11269272B2Mar 8, 2022
Fixing device including an endless belt for fixing a toner image on a recording material
CANON KK6 citations74
US9348292B2May 24, 2016
Fixing apparatus having fixing device with first and second fixing members, feeding device with first and second feeding rollers, and first and second electrical discharging members
CANON KK4 citations73
US11307520B2Apr 19, 2022
Image forming apparatus with cleaning mechanism
CANON KK2 citations72
US7926800B2Apr 19, 2011
Sheet processing apparatus and image forming apparatus
CANON KK5 citations63
US7762537B2Jul 27, 2010
Sheet processing apparatus and method
CANON KK6 citations63
US7618033B2Nov 17, 2009
Sheet processing apparatus and image forming apparatus
CANON KK2 citations63
US11815834B2Nov 14, 2023
Image forming apparatus
CANON KK0 citations62
US11809109B2Nov 7, 2023
Image heating apparatus having a worm that is rotatably supported at two different positions
CANON KK1 citations62
US11567436B2Jan 31, 2023
Image heating apparatus and image forming apparatus
CANON KK1 citations62
US11454908B2Sep 27, 2022
Image heating apparatus comprising halogen heater with two glass-covered heating portions
CANON KK1 citations62
US11287766B2Mar 29, 2022
Fixing unit, image forming apparatus and image forming system
CANON KK1 citations62
US11092917B2Aug 17, 2021
Fixing unit
CANON KK1 citations62
US10642187B2May 5, 2020
Image forming apparatus
CANON KK1 citations62
US7620356B2Nov 17, 2009
Fixing apparatus and image forming apparatus having the same
CANON KK6 citations62
US7392005B2Jun 24, 2008
Image heating apparatus
CANON KK6 citations62
US12339605B2Jun 24, 2025
Fixing apparatus for fixing a toner image on a recording medium
CANON KK0 citations61
US12117751B2Oct 15, 2024
Fixing apparatus
CANON KK1 citations61
US12025936B2Jul 2, 2024
Fixing apparatus for fixing a toner image on a recording medium
CANON KK0 citations61
US11921449B2Mar 5, 2024
Fixing apparatus
CANON KK1 citations61
US9207600B2Dec 8, 2015
Fixing apparatus
CANON KK1 citations52
US12248258B2Mar 11, 2025
Image forming apparatus having fixing device with casing and suction duct
CANON KK0 citations51
US11714368B2Aug 1, 2023
Fixing unit
CANON KK0 citations51
US11175613B2Nov 16, 2021
Cooling device and image forming system
CANON KK0 citations51
US12111594B2Oct 8, 2024
Fixing device capable of fixing frame covering heating unit
CANON KK0 citations50
US12085875B2Sep 10, 2024
Fixing apparatus including scraper for removing lubricant
CANON KK0 citations50