Inventor
MINAGAWA HIRONORI
JP72 patents
⚠️ This page may combine multiple inventors who share the name “MINAGAWA HIRONORI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CANON KK
43 patentsUS6920298B2Jul 19, 2005
Sealing member, toner accommodating container and image forming apparatus
CANON KK96 citations99
US6879789B2Apr 12, 2005
Sealing member, toner accommodating container and image forming apparatus
CANON KK96 citations99
US7079788B2Jul 18, 2006
Developer cartridge and image forming apparatus
CANON KK76 citations98
US6944417B2Sep 13, 2005
Toner supply container and image forming apparatus
CANON KK75 citations98
US9046820B1Jun 2, 2015
Sealing member, toner accommodating container and image forming apparatus
CANON KK22 citations96
US7647012B2Jan 12, 2010
Sealing member, toner accommodating container and image forming apparatus
CANON KK33 citations96
US7469113B2Dec 23, 2008
Sealing member, toner accommodating container and image forming apparatus
CANON KK33 citations96
US7386251B2Jun 10, 2008
Toner supply container including a coupling member for engaging and receiving a driving force from a cylindrical member
CANON KK30 citations96
US7382997B2Jun 3, 2008
Sealing member, toner accommodating container and image forming apparatus
CANON KK29 citations96
US7376369B2May 20, 2008
Sealing member, toner accommodating container and image forming apparatus
CANON KK27 citations96
US7324777B2Jan 29, 2008
Sealing member, toner accommodating container and image forming apparatus
CANON KK30 citations96
US7127193B2Oct 24, 2006
Sealing member, toner accommodating container and image forming apparatus
CANON KK47 citations96
US7039347B2May 2, 2006
Toner supply container and image forming apparatus
CANON KK40 citations96
US6990301B2Jan 24, 2006
Sealing member, toner accommodating container and image forming apparatus
CANON KK58 citations96
US9778598B2Oct 3, 2017
Magnetic carrier
CANON KK24 citations94
US9599920B2Mar 21, 2017
Magnetic carrier and two-component developer
CANON KK29 citations94
US9500975B2Nov 22, 2016
Magnetic carrier and two-component developer
CANON KK30 citations93
US7970321B2Jun 28, 2011
Sealing member, toner accommodating container and image forming apparatus
CANON KK17 citations93
US7881645B2Feb 1, 2011
Sealing member, toner accommodating container and image forming apparatus
CANON KK19 citations93
US7433633B2Oct 7, 2008
Toner supply container having a coupling member for engaging and receiving a rotational force from a cylindrical member
CANON KK25 citations93
US7430384B2Sep 30, 2008
Sealing member, toner accommodating container and image forming apparatus
CANON KK23 citations93
US7116931B2Oct 3, 2006
Toner supply container and image forming apparatus
CANON KK19 citations93
US7088942B2Aug 8, 2006
Toner supply container, toner supplying apparatus, and driving force transmitting mechanism
CANON KK33 citations93
US7050728B2May 23, 2006
Developer supply container detachably mountable to image forming apparatus detecting the amount of developer remaining in the container
CANON KK42 citations93
US6934494B2Aug 23, 2005
Driving force receiving member and driving mechanism
CANON KK48 citations93
US6470163B1Oct 22, 2002
Developer stirring member, assembly method and recycling method for the same
CANON KK42 citations93
US7190925B2Mar 13, 2007
Developer supply container
CANON KK23 citations92
US6987942B2Jan 17, 2006
Toner supply kit
CANON KK22 citations92
US6985686B2Jan 10, 2006
Developer container including a developer movement suppression feature
CANON KK36 citations92
US6963713B2Nov 8, 2005
Developer supply container with a plurality of feeding projections
CANON KK32 citations92
US6839533B2Jan 4, 2005
Developer supply container
CANON KK41 citations92
US9958809B2May 1, 2018
Magnetic carrier
CANON KK18 citations86
US11131938B2Sep 28, 2021
Toner and image forming method
CANON KK10 citations85
US10409188B2Sep 10, 2019
Magnetic carrier, two-component developer, replenishing developer, and image forming method
CANON KK10 citations84
US10007206B2Jun 26, 2018
Magnetic carrier, two-component developer, replenishing developer, and image-forming method
CANON KK11 citations84
US9785070B2Oct 10, 2017
Magnetic carrier, two-component developer, replenishment developer, and image formation method
CANON KK14 citations84
US7536132B2May 19, 2009
Developing recovery container
CANON KK11 citations84
US8045901B2Oct 25, 2011
Sealing member, toner accommodating container and image forming apparatus
CANON KK4 citations74
US7965963B2Jun 21, 2011
Sealing member, toner accommodating container and image forming apparatus
CANON KK6 citations74
US7890027B2Feb 15, 2011
Sealing member, toner accommodating container and image forming apparatus
CANON KK5 citations74
USD530360SOct 17, 2006
Developer supplying container
CANON KK10 citations74
USD530359SOct 17, 2006
Developer supplying container
CANON KK7 citations74
US10877391B2Dec 29, 2020
Magnetic carrier, two-component developer, replenishing developer, and image forming method
CANON KK5 citations73
MINAGAWA HIRONORI
2 patentsYAMADA YUSUKE
2 patentsNOK CORP
1 patentOHTSU TAKESHI
1 patentMIZO YUICHI
1 patentShowing the top 50 of 72 patents by PatentIndex Score.