Inventor
NONAKA FUMITO
JP33 patents
Patents
33 patentsUS7082276B2Jul 25, 2006
Information storing medium, unit, process cartridge, developing cartridge, and electrophotographic image forming apparatus
CANON KK79 citations98
US6826380B2Nov 30, 2004
Information storing medium, unit, process cartridge, developing cartridge, and electrophotographic image forming apparatus
CANON KK95 citations98
US5937237AAug 10, 1999
Seal member, toner container and process cartridge
CANON KK90 citations98
US6922534B2Jul 26, 2005
Process cartridge and electrophotographic image forming apparatus having electrical connection for memory
CANON KK67 citations96
US6101348AAug 8, 2000
Developing unit, process cartridge and electrophotographic image forming apparatus
CANON KK78 citations96
US9188940B2Nov 17, 2015
Developing device, process cartridge and drum unit
CANON KK20 citations93
US8909096B2Dec 9, 2014
Developing device, process cartridge and drum unit
CANON KK23 citations93
US8879954B2Nov 4, 2014
Cartridge with member for fixing a member-to-be-energized
CANON KK28 citations93
US7865115B2Jan 4, 2011
Process cartridge, electrophotographic image forming apparatus, method of manufacturing a process cartridge, and method of remanufacturing a process cartridge
CANON KK29 citations93
USD622309SAug 24, 2010
Process cartridge
CANON KK19 citations93
USD583860SDec 30, 2008
Toner cartridge
CANON KK19 citations93
US9377716B2Jun 28, 2016
Unit and image forming apparatus
CANON KK17 citations92
US9128417B2Sep 8, 2015
Unit and image forming apparatus
CANON KK24 citations92
US6356730B1Mar 12, 2002
Developing apparatus and cleaning apparatus
CANON KK24 citations92
US9280135B2Mar 8, 2016
Process cartridge and image forming apparatus
CANON KK9 citations84
USD622308SAug 24, 2010
Process cartridge
CANON KK15 citations84
USD585482SJan 27, 2009
Toner cartridge
CANON KK10 citations84
US10185251B2Jan 22, 2019
Reproduction method for developing device
CANON KK2 citations73
US9529306B2Dec 27, 2016
Cartridge and unit with injection molded seal member
CANON KK4 citations73
US9146526B2Sep 29, 2015
Unit, cleaning unit, process cartridge, and image forming apparatus
CANON KK2 citations63
US9069291B2Jun 30, 2015
Cartridge and unit, for use with an image bearing member, having a seal member that seals a gap between a blade member and a frame
CANON KK1 citations63
US10175599B2Jan 8, 2019
Rotating member, process cartridge, and image forming apparatus
CANON KK1 citations62
US9002233B2Apr 7, 2015
Process cartridge unit
CANON KK3 citations62
US10191406B2Jan 29, 2019
Rotatable member and electrophotographic image forming apparatus including the rotatable member
CANON KK0 citations52
US9971282B2May 15, 2018
Cartridge having a seal member filling a gap between a frame and a blade member
CANON KK0 citations52
US9348264B2May 24, 2016
Unit, cleaning unit, process cartridge, and image forming apparatus
CANON KK1 citations52
US12092970B2Sep 17, 2024
Image forming apparatus
CANON KK0 citations51
US10732565B2Aug 4, 2020
Cartridge and method for manufacturing cartridge
CANON KK0 citations51
US10203654B2Feb 12, 2019
Cartridge and method for manufacturing cartridge
CANON KK0 citations51
US10747143B2Aug 18, 2020
Developer accommodating unit, process cartridge, and image forming apparatus
CANON KK0 citations42
US10642189B2May 5, 2020
Developer container unit, developing apparatus, and process cartridge
CANON KK0 citations42
US10571857B2Feb 25, 2020
Rotatable member, process cartridge and image forming apparatus
CANON KK0 citations42
US9996020B2Jun 12, 2018
Roller, rotating member unit, cartridge, and image forming apparatus
CANON KK0 citations41