Inventor · disambiguated record
Mark Stephen Underwood
Also filed as: UNDERWOOD MARK S · UNDERWOOD MARK STEPHEN
17 granted patents·4 pending applications·131 citations·filing 2003–2017
93Inventor score
Files withLEXMARK INT INC14BARNETT ALBERT TYLER2ALVERSON DAVID HERMAN1BURDETTE CHRIS A1CHAPMAN DANNY KEITH1
Top patents by PatentIndex Score
21 records- 0197US7223030B2Systems and methods for determining physical location of RFID tags on embedded print mediaLEXMARK INT INC·Filed 2005·Granted May 29, 2007·47 cites·14 claims
- 0291US7261478B2Systems and methods for handling defective RFID media according to available printer output optionsLEXMARK INT INC·Filed 2005·Granted Aug 28, 2007·15 cites·26 claims
- 0379US7692812B2System, method and apparatus for registration of printed image to media orientationLEXMARK INT INC·Filed 2006·Granted Apr 6, 2010·9 cites·23 claims
- 0472US7187294B2Apparatus and methods of detecting print media orientationLEXMARK INT INC·Filed 2004·Granted Mar 6, 2007·15 cites·20 claims
- 0568US8058995B2Multi-frequency RFID image forming techniquesBARNETT ALBERT TYLER·Filed 2008·Granted Nov 15, 2011·7 cites·22 claims
- 0666US8375215B2Source selection apparatus and method using media signaturesLEXMARK INT INC·Filed 2006·Granted Feb 12, 2013·4 cites·14 claims
- 0763US8482751B2Radio frequency identification printing deviceALVERSON DAVID HERMAN·Filed 2007·Granted Jul 9, 2013·3 cites·13 claims
- 0862US6978997B2Recovery from double media feedLEXMARK INT INC·Filed 2003·Granted Dec 27, 2005·7 cites·10 claims
- 0960US9254980B2Method for operating an imaging device with a failed media bin level sensorLEXMARK INT INC·Filed 2013·Granted Feb 9, 2016·1 cites·18 claims
- 1060US7249819B2Apparatus and methods of detecting relative position of RF signature on print mediaLEXMARK INT INC·Filed 2004·Granted Jul 31, 2007·8 cites·20 claims
- 1159US10321012B2Method for identifying a malfunctioning RFID tag on a media sheet using an imaging deviceLEXMARK INT INC·Filed 2017·Granted Jun 11, 2019·1 cites·9 claims
- 1257US7012390B1Method and apparatus for controlling a variable speed fan in an image forming deviceLEXMARK INT INC·Filed 2004·Granted Mar 14, 2006·9 cites·23 claims
- 1356US8313187B2Modular RFID imaging device optionBARNETT ALBERT TYLER·Filed 2008·Granted Nov 20, 2012·2 cites·28 claims
- 1453US9319093B2System and method for communicating with an unpowered deviceLEXMARK INT INC·Filed 2014·Granted Apr 19, 2016·0 cites·18 claims
- 1553US8107101B2Apparatus and method for evaluating RFID programmingPOWERS EVAN JAMES·Filed 2006·Granted Jan 31, 2012·2 cites·18 claims
- 1650US2016182117A9System and Method for Communicating with an Unpowered DeviceLEXMARK INT INC·Filed 2013·Application pending·0 cites
- 1748US2007063013A1Systems and methods for maintaining warranty claim informationLEXMARK INT INC·Filed 2005·Application pending·0 cites
- 1846US7646284B2Systems and apparatus for writing data to multiple RF tags contained on print mediaLEXMARK INT INC·Filed 2004·Granted Jan 12, 2010·1 cites·23 claims
- 1941US2006017962A1Systems and methods of printer customization using radio frequency devicesBURDETTE CHRIS A·Filed 2004·Application pending·0 cites
- 2039US8488133B2System and method for marking print mediaHOANG CUONG MANH·Filed 2006·Granted Jul 16, 2013·0 cites·35 claims
- 2130US2011260834A1Tracking the Usage of Wear Components by an Embedded RFID SystemCHAPMAN DANNY KEITH·Filed 2010·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →