Inventor · disambiguated record
Jichang Cao
Also filed as: CAO JICHANG
40 granted patents·16 pending applications·231 citations·filing 1999–2023
97Inventor score
Files withLEXMARK INT INC44CAO JICHANG7CAMPBELL THOMAS JUDSON3BEACH BRADLEY LEONARD1SHUMAN DAVID WILLIAM1
Top patents by PatentIndex Score
56 records- 0195US9874838B1System and method for controlling a fuser assembly of an electrophotographic imaging deviceLEXMARK INT INC·Filed 2016·Granted Jan 23, 2018·8 cites·20 claims
- 0292US9709936B1Control for a fuser of an electrophotographic imaging device which determines current line voltageLEXMARK INT INC·Filed 2016·Granted Jul 18, 2017·8 cites·20 claims
- 0391US9639038B1Power management and control for a fuser of an electrophotographic imaging deviceLEXMARK INT INC·Filed 2015·Granted May 2, 2017·5 cites·20 claims
- 0491US9575453B1System and method for controlling media bubble formation in an imaging deviceLEXMARK INT INC·Filed 2016·Granted Feb 21, 2017·5 cites·25 claims
- 0591US6927368B2Method and apparatus for controlling power to a heater element using dual pulse width modulation controlLEXMARK INT INC·Filed 2003·Granted Aug 9, 2005·38 cites·38 claims
- 0689US10274876B2Heater member for the fuser assembly of an electrophotographic imaging deviceLEXMARK INT INC·Filed 2015·Granted Apr 30, 2019·4 cites·16 claims
- 0787US7187899B2Fuser having reduced axial temperature droopLEXMARK INT INC·Filed 2005·Granted Mar 6, 2007·9 cites·16 claims
- 0886US6111230AMethod and apparatus for supplying AC power while meeting the European flicker and harmonic requirementsLEXMARK INT INC·Filed 1999·Granted Aug 29, 2000·76 cites·20 claims
- 0984US8180269B2Resistive heating hot roll fuserBEACH BRADLEY LEONARD·Filed 2008·Granted May 15, 2012·10 cites·21 claims
- 1082US8064816B2Printer including a fuser assembly with backup member temperature sensorCAMPBELL THOMAS JUDSON·Filed 2008·Granted Nov 22, 2011·7 cites·20 claims
- 1181US10061237B2System and method for controlling a fuser assembly of an electrophotographic imaging deviceLEXMARK INT INC·Filed 2017·Granted Aug 28, 2018·1 cites·10 claims
- 1281US6823150B1Backup roller temperature prediction and control for fuserLEXMARK INT INC·Filed 2003·Granted Nov 23, 2004·19 cites·25 claims
- 1381US2023148780A1Cooking device having a cooking vessel and a ceramic heaterLEXMARK INT INC·Filed 2023·Application pending·0 cites
- 1478US10001732B2Power management and control for a fuser of an electrophotographic imaging deviceLEXMARK INT INC·Filed 2017·Granted Jun 19, 2018·1 cites·8 claims
- 1577US9098031B2Narrow media throughput control using temperature feedbackCAO JICHANG·Filed 2012·Granted Aug 4, 2015·2 cites·29 claims
- 1677US8639169B2Belt fuser for an electrophotographic printer having tubular heating support memberCAO JICHANG·Filed 2009·Granted Jan 28, 2014·5 cites·12 claims
- 1776US2023300951A1Cooking device having a modular ceramic heaterLEXMARK INT INC·Filed 2023·Application pending·0 cites
- 1874US10452010B2Fuser temperature control in an imaging deviceLEXMARK INT INC·Filed 2017·Granted Oct 22, 2019·1 cites·6 claims
- 1974US8180240B2Color belt fuser warm-up time minimizationCAO JICHANG·Filed 2008·Granted May 15, 2012·5 cites·19 claims
- 2070US7276674B2Component for an image forming apparatus with designed thermal responseLEXMARK INT INC·Filed 2006·Granted Oct 2, 2007·3 cites·22 claims
- 2169US10429775B1Thermal control of fuser assembly in an imaging deviceLEXMARK INT INC·Filed 2018·Granted Oct 1, 2019·1 cites·8 claims
- 2269US8023851B2Method and printer assembly for consistent power control in fuser assembly of electrophotographic printerLEXMARK INT INC·Filed 2008·Granted Sep 20, 2011·3 cites·14 claims
- 2369US7236732B2Toner image fixing apparatus having concentrated area heatingLEXMARK INT INC·Filed 2005·Granted Jun 26, 2007·3 cites·19 claims
- 2468US10365594B2System and method for controlling a fuser assembly of an electrophotographic imaging deviceLEXMARK INT INC·Filed 2018·Granted Jul 30, 2019·0 cites·20 claims
- 2567US2021251045A1Modular ceramic heaterLEXMARK INT INC·Filed 2021·Application pending·0 cites
- 2667US2021251046A1Cooking device having a modular ceramic heaterLEXMARK INT INC·Filed 2021·Application pending·0 cites
- 2766US11828490B2Ceramic heater for heating water in an applianceLEXMARK INT INC·Filed 2021·Granted Nov 28, 2023·0 cites·5 claims
- 2866US11067925B2Heater member for the fuser assembly of an electrophotographic imaging deviceLEXMARK INT INC·Filed 2019·Granted Jul 20, 2021·0 cites·16 claims
- 2966US10606196B2Fuser temperature control in an imaging deviceLEXMARK INT INC·Filed 2019·Granted Mar 31, 2020·0 cites·15 claims
- 3063US9880499B2Method and system for controlling a fuser of an electrophotographic imaging deviceLEXMARK INT INC·Filed 2017·Granted Jan 30, 2018·0 cites·8 claims
- 3163US9857742B2Method and system for controlling a fuser of an electrophotographic imaging deviceLEXMARK INT INC·Filed 2017·Granted Jan 2, 2018·0 cites·7 claims
- 3263US7254351B2Method and apparatus for reducing sheet material curl induced in a fusing operationLEXMARK INT INC·Filed 2005·Granted Aug 7, 2007·2 cites·11 claims
- 3362US6118969AElectrophotographic fuser roll having distributed thermal massLEXMARK INT INC·Filed 1999·Granted Sep 12, 2000·14 cites·25 claims
- 3461US2018074442A1System and Method for Controlling a Fuser Assembly of an Electrophotographic Imaging DeviceLEXMARK INT INC·Filed 2016·Application pending·0 cites
- 3561US2018059591A1System and method for controlling a fuser assembly of an electrophotographic imaging deviceLEXMARK INT INC·Filed 2017·Application pending·0 cites
- 3660US9835993B1Method and system for controlling a fuser of an electrophotographic imaging deviceLEXMARK INT INC·Filed 2016·Granted Dec 5, 2017·0 cites·20 claims
- 3759US2019129336A1Fuser temperature control in an imaging deviceLEXMARK INT INC·Filed 2017·Application pending·0 cites
- 3858US7970316B2Method for advancing a media sheet through a nip in a media processing deviceLEXMARK INT INC·Filed 2008·Granted Jun 28, 2011·1 cites·20 claims
- 3958US2017343932A1Systems and methods for fuser power controlLEXMARK INT INC·Filed 2017·Application pending·0 cites
- 4054US2017205740A1Systems and Methods for Fuser Power ControlLEXMARK INT INC·Filed 2016·Application pending·0 cites
- 4154US2023104618A1Power control for hair iron having ceramic heatersLEXMARK INT INC·Filed 2021·Application pending·0 cites
- 4254US2023109367A1Power control for hair iron having ceramic heatersLEXMARK INT INC·Filed 2021·Application pending·0 cites
- 4350US8175482B2Printer including a fuser assembly with backup member temperature sensorCAMPBELL THOMAS JUDSON·Filed 2010·Granted May 8, 2012·0 cites·13 claims
- 4450US7914879B2Thick fusing belt for a color electrophotographic printerLEXMARK INT INC·Filed 2008·Granted Mar 29, 2011·0 cites·19 claims
- 4549US10955776B1Power control for a fuser of an imaging deviceLEXMARK INT INC·Filed 2020·Granted Mar 23, 2021·0 cites·16 claims
- 4649US9740148B2Method and system for controlling a fuser assemblyLEXMARK INT INC·Filed 2012·Granted Aug 22, 2017·0 cites·30 claims
- 4749US9354568B2Method and system for controlling a fuser assembly using temperature feedbackLEXMARK INT INC·Filed 2012·Granted May 31, 2016·0 cites·24 claims
- 4849US7957661B2Control of overheating in an image fixing assemblyLEXMARK INT INC·Filed 2009·Granted Jun 7, 2011·0 cites·20 claims
- 4947US8606159B2Fuser for an electrophotographic imaging device to maintain a high fuser belt temperatureCAO JICHANG·Filed 2010·Granted Dec 10, 2013·0 cites·26 claims
- 5046US2009139982A1Power Delivery To Heater ElementsCAO JICHANG·Filed 2007·Application pending·0 cites
Showing the top 50 of 56 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →