Inventor
LEEMHUIS MICHAEL CRAIG
US62 patents
⚠️ This page may combine multiple inventors who share the name “LEEMHUIS MICHAEL CRAIG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
LEXMARK INT INC
44 patentsUS6183079B1Feb 6, 2001
Coating apparatus for use in an ink jet printer
LEXMARK INT INC105 citations96
US9519243B2Dec 13, 2016
Replaceable unit for an image forming device having magnets of varying angular offset for toner level sensing
LEXMARK INT INC20 citations92
US9261851B2Feb 16, 2016
Positional control features of a replaceable unit for an electrophotographic image forming device
LEXMARK INT INC15 citations92
US9152080B2Oct 6, 2015
Replaceable unit for an image forming device having a toner agitator that includes a magnet for rotational sensing
LEXMARK INT INC15 citations92
US8989611B2Mar 24, 2015
Replaceable unit for an image forming device having a falling paddle for toner level sensing
LEXMARK INT INC26 citations92
US6238114B1May 29, 2001
Print media handling system and method of using same
LEXMARK INT INC22 citations91
US5810353ASep 22, 1998
Modular output stackers for printers
LEXMARK INT INC43 citations89
US8761639B1Jun 24, 2014
Replaceable unit for an electrophotographic image forming device having a latching mechanism
LEXMARK INT INC30 citations86
US9983506B2May 29, 2018
Replaceable unit for an image forming device having magnets of varying angular offset for toner level sensing
LEXMARK INT INC6 citations84
US9829855B2Nov 28, 2017
Drive coupler
LEXMARK INT INC6 citations84
US8774685B1Jul 8, 2014
Venting system for a toner cartridge for use with an image forming device
LEXMARK INT INC9 citations84
US6733106B1May 11, 2004
Ink jet maintenance station with radial orientation
LEXMARK INT INC15 citations84
US9069286B2Jun 30, 2015
Rotational sensing for a replaceable unit of an image forming device
LEXMARK INT INC7 citations83
USD724656SMar 17, 2015
Laser printer toner cartridge
LEXMARK INT INC6 citations83
USD724138SMar 10, 2015
Laser printer toner cartridge
LEXMARK INT INC7 citations83
US9632477B1Apr 25, 2017
Systems for detecting an axially moveable member within a toner cartridge
LEXMARK INT INC7 citations81
US9454125B1Sep 27, 2016
Systems and methods for reincorporating waste toner with fresh toner within a toner cartridge
LEXMARK INT INC19 citations81
US9291940B1Mar 22, 2016
Toner feed profile
LEXMARK INT INC7 citations79
US10429765B1Oct 1, 2019
Toner container for an image forming device having magnets of varying angular offset for toner level sensing
LEXMARK INT INC6 citations73
US10345736B1Jul 9, 2019
Toner level detection measuring a radius of a rotatable magnet
LEXMARK INT INC6 citations73
US9869950B1Jan 16, 2018
Toner agitator assembly
LEXMARK INT INC5 citations73
US9477177B2Oct 25, 2016
Toner cartridge having a shutter lock mechanism
LEXMARK INT INC5 citations73
US9360796B2Jun 7, 2016
Angled toner paddles for a replaceable unit of an image forming device
LEXMARK INT INC5 citations73
US5761565AJun 2, 1998
Color highlighting accessory for a monochromatic printer
LEXMARK INT INC11 citations72
US10474060B1Nov 12, 2019
Toner level sensing using rotatable magnets having varying angular offset
LEXMARK INT INC1 citations63
US7003245B2Feb 21, 2006
Door assembly for an image forming device
LEXMARK INT INC2 citations63
US10921730B2Feb 16, 2021
Replaceable unit for an image forming device having magnets of varying angular offset for toner level sensing
LEXMARK INT INC0 citations62
US9519261B2Dec 13, 2016
Positional control features of a replaceable unit for an electrophotographic image forming device
LEXMARK INT INC2 citations62
US9280087B2Mar 8, 2016
Electrophotographic image forming device latching system for retaining a replaceable unit
LEXMARK INT INC2 citations62
US9128444B1Sep 8, 2015
Toner level sensing for a replaceable unit of an image forming device using pulse width patterns from a magnetic sensor
LEXMARK INT INC2 citations62
US9128443B2Sep 8, 2015
Toner level sensing for replaceable unit of an image forming device
LEXMARK INT INC2 citations62
US9104134B2Aug 11, 2015
Toner level sensing for replaceable unit of an image forming device
LEXMARK INT INC3 citations62
USD627389SNov 16, 2010
Developer unit
LEXMARK INT INC2 citations62
US7657213B2Feb 2, 2010
Doctor blade with tangential working tip
LEXMARK INT INC2 citations62
US7424253B2Sep 9, 2008
Toner metering device
LEXMARK INT INC3 citations62
US9395645B2Jul 19, 2016
Capacitive toner level sensor
LEXMARK INT INC2 citations61
US9128412B2Sep 8, 2015
Venting system for a toner cartridge for use with an image forming device
LEXMARK INT INC2 citations60
US10684577B1Jun 16, 2020
Imaging transfer to intermediate transfer member
LEXMARK INT INC1 citations59
US10591846B2Mar 17, 2020
Replaceable unit for an image forming device having magnets of varying angular offset for toner level sensing
LEXMARK INT INC0 citations52
US10228636B2Mar 12, 2019
Toner agitator assembly
LEXMARK INT INC0 citations52
US10108142B2Oct 23, 2018
Drive coupler
LEXMARK INT INC1 citations52
US10042319B2Aug 7, 2018
Image forming device having a replaceable unit that includes a latching mechanism
LEXMARK INT INC0 citations52
US9798287B2Oct 24, 2017
Replaceable unit for an electrophotographic image forming device having a latching mechanism
LEXMARK INT INC0 citations52
US9261818B2Feb 16, 2016
Venting system for a toner cartridge for use with an image forming device
LEXMARK INT INC0 citations52
BAKER RONALD WILLARD
2 patentsBARRY RAYMOND JAY
1 patentASKREN BENJAMIN ALAN
1 patentLENMARK INTERNATIONAL INC
1 patentAGNISSEY KEVIN
1 patentShowing the top 50 of 62 patents by PatentIndex Score.