Inventor
SASAOKA OSAMU
JP24 patents
⚠️ This page may combine multiple inventors who share the name “SASAOKA OSAMU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CANON KK
22 patentsUS11531292B2Dec 20, 2022
Image forming apparatus
CANON KK2 citations73
US12443137B2Oct 14, 2025
Image forming apparatus having a rotary and detachable toner cartridges
CANON KK2 citations72
US9771221B2Sep 26, 2017
Belt transporting device and image forming apparatus
CANON KK3 citations71
US9212004B2Dec 15, 2015
Belt transporting device and image forming apparatus
CANON KK4 citations71
US12050419B2Jul 30, 2024
Image forming apparatus
CANON KK0 citations62
US11953853B2Apr 9, 2024
Image forming apparatus
CANON KK1 citations62
US11782365B2Oct 10, 2023
Image forming apparatus
CANON KK0 citations62
US12572111B2Mar 10, 2026
Image forming apparatus having a filter that covers an opening portion
CANON KK0 citations52
US12541173B2Feb 3, 2026
Image forming apparatus having a filter to reduce dust
CANON KK0 citations52
US9529318B2Dec 27, 2016
Image forming apparatus with cartridge supporting movable member
CANON KK1 citations52
US12265345B2Apr 1, 2025
Image forming apparatus
CANON KK0 citations51
US12181820B2Dec 31, 2024
Fixing device and image forming apparatus
CANON KK0 citations51
US12153375B2Nov 26, 2024
Image forming apparatus having space efficient air blowing capability
CANON KK0 citations51
US12061429B2Aug 13, 2024
Heater, heating device, and image forming apparatus
CANON KK0 citations51
US12054353B2Aug 6, 2024
Sheet conveyance apparatus and image forming apparatus
CANON KK0 citations51
US11971672B2Apr 30, 2024
Sheet conveying device and image forming apparatus
CANON KK0 citations51
US11086257B2Aug 10, 2021
Sensor unit and image forming apparatus
CANON KK0 citations51
US12481232B2Nov 25, 2025
Image forming apparatus having first and second retractable toner cartridges
CANON KK0 citations50
US12443130B2Oct 14, 2025
Image forming apparatus
CANON KK0 citations50
US12399453B2Aug 26, 2025
Image forming apparatus having detachable toner cartridges
CANON KK0 citations50
US10160601B2Dec 25, 2018
Belt transporting device and image forming apparatus
CANON KK0 citations50
US10642200B2May 5, 2020
Fixing device with tiltable spacer between heater and safety
CANON KK0 citations41