Inventor · Lexington, KY, US

Mark William Amann

47Patents
7h-index
43Co-inventors
65Inventor score

Filing activity: May 28, 2010 → Jun 15, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US8867966B2 Toner cartridge for use in an image forming device Physics 39 Active
US8879953B2 Retainer assembly having positioning features for processing circuitry used within an image forming device supply item Physics 33 Active
US8938179B2 Toner cartridge for an image forming device having a retainer assembly having positioning features for processing circuitry Physics 31 Active
US10474093B1 Toner cartridge having a positioning boss Physics 22 Active
US9910403B2 Positioning features for electrical contacts of a replaceable unit of an electrophotographic image forming device Physics 15 Active
US9291992B1 Positional control features for an imaging unit in an electrophotographic image forming device Physics 10 Active
USD934339S1 Toner cartridge General 8 Active
US10656592B1 Toner cartridge having positioning features Physics 7 Active
US10725422B2 Toner cartridge electrical contacts Physics 6 Active
USD929496S1 Toner cartridge General 6 Active
US9429899B2 Replaceable unit for an image forming device having a retainer assembly having positioning features for processing circuitry Physics 6 Active
US10782643B2 Toner cartridge having positioning features Physics 5 Active
USD936137S1 Toner cartridge General 5 Active
US9170559B2 Toner cartridge for an image forming device having a retainer assembly having positioning features for processing circuitry Physics 5 Active
USD934340S1 Toner cartridge General 4 Active
USD933124S1 Toner cartridge General 4 Active
US10691062B1 Toner cartridge having a spring for mechanically biasing a developer unit relative to a photoconductor unit and forming an electrical path to an imaging component Physics 4 Active
US9671750B2 Positional control features for an imaging unit in an electrophotographic image forming device Physics 2 Active
US9921522B2 Toner cartridge for use in an image forming device Physics 2 Active
USD941389S1 Toner cartridge General 2 Active
USD724138S1 Laser printer toner cartridge General 2 Active
US8265493B2 Optical sensor arrangement for an imaging apparatus Physics 1 Active
US10908551B2 Toner cartridge electrical contacts Physics 1 Active
US8489002B2 Method for delaying the start of a gage for tracking the life of a consumable item for an imaging device Physics 1 Active
US9323178B2 Toner cartridge for use in an image forming device Physics 1 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.