Inventor
NEWMAN BENJAMIN KEITH
US49 patents
⚠️ This page may combine multiple inventors who share the name “NEWMAN BENJAMIN KEITH”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
LEXMARK INT INC
35 patentsUS6246841B1Jun 12, 2001
Removable toner cartridge
LEXMARK INT INC102 citations98
US5995772ANov 30, 1999
Imaging apparatus cartridge including an encoded device
LEXMARK INT INC202 citations98
US6397015B2May 28, 2002
Encoded device having positioned indicia for use with a toner cartridge
LEXMARK INT INC33 citations96
US5995774ANov 30, 1999
Method and apparatus for storing data in a non-volatile memory circuit mounted on a printer's process cartridge
LEXMARK INT INC198 citations96
US6459876B1Oct 1, 2002
Toner cartridge
LEXMARK INT INC57 citations95
US6009285ADec 28, 1999
Method for determining characteristics of an electrophotographic cartridge carrying a rotatable element
LEXMARK INT INC41 citations95
US6871031B2Mar 22, 2005
Coupling mechanism for a two piece printer cartridge
LEXMARK INT INC21 citations92
US6816692B1Nov 9, 2004
Support assembly for roller including roller body and support shaft
LEXMARK INT INC26 citations92
US6496662B1Dec 17, 2002
Optical toner low sensor
LEXMARK INT INC43 citations92
US6487383B2Nov 26, 2002
Dynamic end-seal for toner development unit
LEXMARK INT INC47 citations92
US6295422B1Sep 25, 2001
Encoded wheel for a toner cartridge
LEXMARK INT INC18 citations92
US6169860B1Jan 2, 2001
Toner cartridge having encoded wheel
LEXMARK INT INC17 citations92
US6078771AJun 20, 2000
Low friction doctor blade
LEXMARK INT INC23 citations92
US9031451B2May 12, 2015
Toner cartridge having a shutter lock mechanism
LEXMARK INT INC22 citations91
USD693400SNov 12, 2013
Laser printer toner cartridge
LEXMARK INT INC19 citations91
US6718147B1Apr 6, 2004
Toner measurement and darkness control using printer systems
LEXMARK INT INC29 citations91
US7623807B2Nov 24, 2009
Dynamic seal for component surfaces
LEXMARK INT INC9 citations84
US5855138AJan 5, 1999
Torsion spring grading by hystersis averaging
LEXMARK INT INC17 citations84
USD695338SDec 10, 2013
Laser printer toner cartridge
LEXMARK INT INC13 citations83
USD645503SSep 20, 2011
Laser printer cartridge
LEXMARK INT INC9 citations82
US7277658B2Oct 2, 2007
Sealing member for image forming device
LEXMARK INT INC6 citations74
US5942067AAug 24, 1999
Apparatus and method for encoding an encoder wheel
LEXMARK INT INC10 citations74
US9921522B2Mar 20, 2018
Toner cartridge for use in an image forming device
LEXMARK INT INC2 citations72
US9658590B2May 23, 2017
Toner cartridge for use in an image forming device
LEXMARK INT INC2 citations72
US6181904B1Jan 30, 2001
Toner cartridge with pre-doctoring comminuator
LEXMARK INT INC11 citations69
US7899357B2Mar 1, 2011
Reinforced doctor blade assembly seal and printer cartridge employing the reinforced seal
LEXMARK INT INC2 citations63
US9323178B2Apr 26, 2016
Toner cartridge for use in an image forming device
LEXMARK INT INC1 citations62
US9395645B2Jul 19, 2016
Capacitive toner level sensor
LEXMARK INT INC2 citations61
US6701097B1Mar 2, 2004
Movement tracking by time and scaling for start and stop
LEXMARK INT INC4 citations61
USD399249SOct 6, 1998
Toner cartridge for laser printer
LEXMARK INT INC4 citations60
US9541860B2Jan 10, 2017
Toner cartridge for use in an image forming device
LEXMARK INT INC0 citations52
US9298130B2Mar 29, 2016
Toner cartridge for use in an image forming device
LEXMARK INT INC0 citations52
US9207577B2Dec 8, 2015
Toner cartridge having shutter lock mechanism
LEXMARK INT INC0 citations52
US10048623B2Aug 14, 2018
Toner cartridge for use in an image forming device
LEXMARK INT INC0 citations51
USD611090SMar 2, 2010
Photoconductor unit
LEXMARK INT INC0 citations50