Inventor
MUNETSUGU HIROYUKI
JP101 patents
⚠️ This page may combine multiple inventors who share the name “MUNETSUGU HIROYUKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CANON KK
47 patentsUS11314199B2Apr 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
US11131960B2Sep 28, 2021
Cartridge, member constituting cartridge, and image forming apparatus
CANON KK12 citations94
US11067950B2Jul 20, 2021
Cartridge and electrophotographic image forming apparatus
CANON KK17 citations94
US10782647B2Sep 22, 2020
Cartridge and electrophotographic image forming apparatus
CANON KK13 citations94
US10459402B2Oct 29, 2019
Cartridge and electrophotographic image forming apparatus
CANON KK20 citations94
US10386786B2Aug 20, 2019
Cartridge, member constituting cartridge, and image forming apparatus
CANON KK16 citations94
US9377714B2Jun 28, 2016
Developer accommodating unit with frames for accommodating a developer accommodating member
CANON KK42 citations94
US9213306B2Dec 15, 2015
Cartridge and image forming apparatus
CANON KK47 citations94
USD633137SFeb 22, 2011
Process cartridge
CANON KK25 citations92
USD631088SJan 18, 2011
Process cartridge
CANON KK29 citations92
USD631090SJan 18, 2011
Process cartridge
CANON KK26 citations92
USD631089SJan 18, 2011
Process cartridge
CANON KK24 citations92
USD631091SJan 18, 2011
Process cartridge
CANON KK23 citations92
US11960239B2Apr 16, 2024
Cartridge and electrophotographic image forming apparatus
CANON KK3 citations86
US11822265B2Nov 21, 2023
Toner container and image forming system
CANON KK6 citations86
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
US11662687B2May 30, 2023
Cartridge and electrophotographic image forming apparatus
CANON KK4 citations86
US11662673B2May 30, 2023
Toner container having nozzle and projection at bottom of container and image forming system using container
CANON KK7 citations86
US11592766B2Feb 28, 2023
Toner container and image forming system
CANON KK10 citations86
US11353822B2Jun 7, 2022
Cartridge and electrophotographic image forming apparatus
CANON KK8 citations86
US11567445B2Jan 31, 2023
Process cartridge and image forming apparatus
CANON KK7 citations85
US10635047B2Apr 28, 2020
Cartridge and image forming apparatus using the cartridge
CANON KK15 citations85
USD843443SMar 19, 2019
Process cartridge for image forming apparatus
CANON KK8 citations84
US11977344B2May 7, 2024
Image forming apparatus and image forming system
CANON KK5 citations75
US12140884B2Nov 12, 2024
Toner container and image forming system
CANON KK1 citations73
US12066769B2Aug 20, 2024
Toner container having a shutter and an engaging portion exposed from the shutter
CANON KK2 citations73
US11796958B2Oct 24, 2023
Process cartridge and image forming apparatus
CANON KK3 citations73
US11526099B2Dec 13, 2022
Image forming system having developer container, rotating member for rotating shutter, and restricting mechanism for rotating member
CANON KK3 citations73
US9817361B2Nov 14, 2017
Cartridge and bearing member
CANON KK3 citations73
US12517459B2Jan 6, 2026
Cartridge, member constituting cartridge, and image forming apparatus
CANON KK0 citations63
US12487543B2Dec 2, 2025
Toner container and image forming system
CANON KK0 citations63
US12372918B2Jul 29, 2025
Cartridge, member constituting cartridge, and image forming apparatus
CANON KK0 citations63
US12346059B2Jul 1, 2025
Cartridge and electrophotographic image forming apparatus
CANON KK0 citations63
US12282289B2Apr 22, 2025
Cartridge, member constituting cartridge, and image forming apparatus
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
US12124190B2Oct 22, 2024
Toner container including guiding portion with a guiding surface
CANON KK1 citations63
US12105441B2Oct 1, 2024
Toner container and image forming system
CANON KK0 citations63
US9146526B2Sep 29, 2015
Unit, cleaning unit, process cartridge, and image forming apparatus
CANON KK2 citations63
US9052686B2Jun 9, 2015
Process cartridge
CANON KK2 citations63
US12547098B2Feb 10, 2026
Toner container and image forming system
CANON KK0 citations62
US12416880B2Sep 16, 2025
Toner container
CANON KK0 citations62
US12405553B2Sep 2, 2025
Image forming system having developer container, rotating member for rotating shutter, and restriction mechanism for rotating member
CANON KK0 citations62
USD1081786SJul 1, 2025
Toner pack
CANON KK0 citations62
USD1081785SJul 1, 2025
Toner pack
CANON KK0 citations62
SUZUKI TATSUYA
1 patentCHADANI KAZUO
1 patentMUNETSUGU HIROYUKI
1 patentShowing the top 50 of 101 patents by PatentIndex Score.