Inventor · disambiguated record
James Howard Ellis, Jr.
Also filed as: ELLIS JAMES HOWARD · ELLIS JR JAMES HOWARD
9 granted patents·13 pending applications·50 citations·filing 1997–2023
81Inventor score
Files withLEXMARK INT INC22
Top patents by PatentIndex Score
22 records- 0188US11543472B2Magnetic sensor array device optimizationLEXMARK INT INC·Filed 2021·Granted Jan 3, 2023·2 cites·12 claims
- 0279US11340312B2Sensor array for reading a magnetic PUFLEXMARK INT INC·Filed 2020·Granted May 24, 2022·1 cites·21 claims
- 0377US12386942B2Authentication using analog signal challengeLEXMARK INT INC·Filed 2022·Granted Aug 12, 2025·0 cites·2 claims
- 0477US2022414203A1Authentication using magnetic field based on current drawn by security deviceLEXMARK INT INC·Filed 2022·Application pending·0 cites
- 0575US12210610B2Authentication using magnetic field based on current drawn by security deviceLEXMARK INT INC·Filed 2022·Granted Jan 28, 2025·0 cites·20 claims
- 0675US2022382850A1Authentication using analog signal challengeLEXMARK INT INC·Filed 2022·Application pending·0 cites
- 0773US2023367866A1Authentication using analog signal challengeLEXMARK INT INC·Filed 2022·Application pending·0 cites
- 0873US2023367863A1Authentication using analog signal challengeLEXMARK INT INC·Filed 2022·Application pending·0 cites
- 0973US2023409696A1Authentication using magnetic field based on current drawn by security deviceLEXMARK INT INC·Filed 2022·Application pending·0 cites
- 1073US2023367865A1Authentication using analog signal challengeLEXMARK INT INC·Filed 2022·Application pending·0 cites
- 1173US2023409697A1Authentication using magnetic field based on current drawn by security deviceLEXMARK INT INC·Filed 2022·Application pending·0 cites
- 1273US2023409695A1Authentication using magnetic field based on current drawn by security deviceLEXMARK INT INC·Filed 2022·Application pending·0 cites
- 1370US2022120828A1Magnetic Sensor Array Device Optimizations and Hybrid Magnetic CameraLEXMARK INT INC·Filed 2021·Application pending·0 cites
- 1468US5870535AMethod and apparatus for building rasterized lines of bitmap data to be printed using a piecewise-linear direct memory access addressing mode of retrieving bitmap data line segmentsLEXMARK INT INC·Filed 1997·Granted Feb 9, 1999·47 cites·21 claims
- 1567US2022244323A9Magnetic Sensor Array Device Optimizations and Hybrid Magnetic CameraLEXMARK INT INC·Filed 2021·Application pending·0 cites
- 1667US2023252167A1Authentication Using Current Drawn by Security DeviceLEXMARK INT INC·Filed 2023·Application pending·0 cites
- 1766US11686754B2Combination magnetic and capacitive sensorLEXMARK INT INC·Filed 2021·Granted Jun 27, 2023·0 cites·10 claims
- 1863US11442122B2Sensor array for reading a magnetic PUFLEXMARK INT INC·Filed 2020·Granted Sep 13, 2022·0 cites·19 claims
- 1963US11346903B2Sensor array for reading a magnetic PUFLEXMARK INT INC·Filed 2020·Granted May 31, 2022·0 cites·18 claims
- 2061US2022114264A1Authentication Using Current Drawn by Security DeviceLEXMARK INT INC·Filed 2021·Application pending·0 cites
- 2150US2022176727A1Tag System to Mitigate Maliciously Tainted and Counterfeit ProductsLEXMARK INT INC·Filed 2021·Application pending·0 cites
- 2248US12450398B2Methods and systems for determining the authenticity of a componentLEXMARK INT INC·Filed 2023·Granted Oct 21, 2025·0 cites·19 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →