Inventor
KUBO YUKIO
JP48 patents
⚠️ This page may combine multiple inventors who share the name “KUBO YUKIO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CANON KK
43 patentsUS10168664B2Jan 1, 2019
Process cartridge including protrusion to receive a force for moving a developer roller
CANON KK28 citations98
US9836020B2Dec 5, 2017
Process cartridge with force receiving portion configured to receive a force to move a developing roller
CANON KK35 citations98
US9429906B2Aug 30, 2016
Image forming apparatus including a movable engageable member and process cartridge including a force receiving portion
CANON KK54 citations98
US11314199B2Apr 26, 2022
Cartridge, member constituting cartridge, and image forming apparatus
CANON KK8 citations94
US11307529B2Apr 19, 2022
Cartridge, member constituting cartridge, and image forming apparatus
CANON KK8 citations94
US11156954B2Oct 26, 2021
Image forming apparatus including a movable engageable member and process cartridge including a force receiving portion
CANON KK9 citations94
US11131960B2Sep 28, 2021
Cartridge, member constituting cartridge, and image forming apparatus
CANON KK12 citations94
US10386786B2Aug 20, 2019
Cartridge, member constituting cartridge, and image forming apparatus
CANON KK16 citations94
US10591868B2Mar 17, 2020
Image forming apparatus including a movable engageable member and process cartridge including a force receiving portion
CANON KK10 citations93
US10401788B2Sep 3, 2019
Image forming apparatus including a movable engageable spacing member and process cartridge including a force receiving portion
CANON KK10 citations93
US11698601B2Jul 11, 2023
Cartridge, member constituting cartridge, and image forming apparatus
CANON KK4 citations86
US11693355B2Jul 4, 2023
Cartridge, member constituting cartridge, and image forming apparatus
CANON KK4 citations86
US11204566B2Dec 21, 2021
Image forming apparatus and developing cartridge
CANON KK6 citations84
US11977344B2May 7, 2024
Image forming apparatus and image forming system
CANON KK5 citations75
US11829096B2Nov 28, 2023
Cartridge, attachment and mounting kit
CANON KK2 citations73
US11789378B2Oct 17, 2023
Image forming apparatus and developing cartridge
CANON KK3 citations73
US11754970B2Sep 12, 2023
Process cartridge having a protrusion with a surface configured to receive a force to move a frame of the process cartridge
CANON KK2 citations73
US11599058B2Mar 7, 2023
Image forming apparatus and process cartridge
CANON KK2 citations73
US11531301B2Dec 20, 2022
Cartridge including a member movable relative to a frame of the cartridge and a regulating member for regulating movement of the movable member
CANON KK2 citations73
US12517459B2Jan 6, 2026
Cartridge, member constituting cartridge, and image forming apparatus
CANON KK0 citations63
US12372918B2Jul 29, 2025
Cartridge, member constituting cartridge, and image forming apparatus
CANON KK0 citations63
US12282289B2Apr 22, 2025
Cartridge, member constituting cartridge, and image forming apparatus
CANON KK0 citations63
US12222673B2Feb 11, 2025
Image forming apparatus and process cartridge including protrusion to receive a force for moving developing roller
CANON KK0 citations63
US12140904B2Nov 12, 2024
Cartridge, member constituting cartridge, and image forming apparatus
CANON KK0 citations63
US12140903B2Nov 12, 2024
Cartridge, member constituting cartridge, and image forming apparatus
CANON KK0 citations63
US9063461B2Jun 23, 2015
Image forming apparatus provided with an agitation member configured to be rotated
CANON KK2 citations63
US12443126B2Oct 14, 2025
Image forming apparatus and developing cartridge
CANON KK0 citations62
US12346041B2Jul 1, 2025
Image forming apparatus and image forming system
CANON KK0 citations62
US12242224B2Mar 4, 2025
Cartridge including a memory mounting portion and image forming apparatus including the cartridge
CANON KK0 citations62
US12228866B2Feb 18, 2025
Image forming apparatus and developing cartridge
CANON KK0 citations62
US12001155B2Jun 4, 2024
Container with shield for shielding a discharge opening thereof
CANON KK0 citations62
US11841675B2Dec 12, 2023
Cartridge including a memory mounting portion and image forming apparatus including the cartridge
CANON KK0 citations62
US11822277B2Nov 21, 2023
Image forming apparatus
CANON KK0 citations62
US11609524B2Mar 21, 2023
Image forming apparatus
CANON KK0 citations62
US11579565B2Feb 14, 2023
Cartridge including a memory mounting portion and image forming apparatus including the cartridge
CANON KK0 citations62
US11204575B2Dec 21, 2021
Image forming apparatus
CANON KK0 citations62
USD873338SJan 21, 2020
Process cartridge for image forming apparatus
CANON KK1 citations62
USD873337SJan 21, 2020
Process cartridge for image forming apparatus
CANON KK1 citations62
US12130568B2Oct 29, 2024
Toner supply contaner and mounting unit
CANON KK0 citations52
USD873339SJan 21, 2020
Side cover for process cartridge for image forming apparatus
CANON KK0 citations52
USD873340SJan 21, 2020
Bearing for process cartridge for image forming apparatus
CANON KK0 citations52
USD869549SDec 10, 2019
Bearing for process cartridge for image forming apparatus
CANON KK0 citations52
US11493879B2Nov 8, 2022
Cartridge, image forming apparatus, and method for manufacturing cartridge
CANON KK0 citations51