1
W Keith Gilliland, Christian G Midgley, Francis W Dana, Mark C Mutch: Monitor/warranty system for electrostatographic reproducing machines using replaceable cartridges. Xerox Corporation, Frederick E McMullen, October 2, 1990: US04961088 (338 worldwide citation)

A monitor/warranty system for electrostatographic reproducing machines in which replaceable cartridges providing a predetermined number of images are used, each cartridge having an EEPROM programmed with a cartridge identification number that when matched with a cartridge identification number in th ...


2
Christian G Midgley Sr: Monitoring system with dual memory for electrophotographic printing machines using replaceable cartridges. Xerox Corporation, R Hutter, February 1, 1994: US05283613 (77 worldwide citation)

A monitoring system for replaceable units, such as toner cartridges in an electrophotographic printer, includes on the unit an electronic count memory and an electronic flag memory. The count memory maintains a one-by-one count of prints made with the cartridge. The flag memory includes a series of ...


3
W Keith Gilliland, Christian G Midgley, Alison M Murphy, Wayne T Bowerman: Printer toner usage indicator with image weighted calculation. Xerox Corporation, September 20, 1994: US05349377 (60 worldwide citation)

An improved system for more accurately estimating consumption of toner imaging material in a digital xerographic printer in relation to a count of the digital pixels generating the various images being printed, where the frequency rates of the switching between print and non-print pixels are analyze ...


4
Robert A Koontz, Christian Redder, Heiko Rommelmann, David S Shuman, Christian G Midgley: Machine post-launch configuration and option upgrade. Xerox Corporation, Christopher D Wait, January 22, 2008: US07321966 (3 worldwide citation)

By providing a secure EEPROM (Electrically Erasable Programmable Read Only Memory) device or other non-volatile memory (NVM) as a system operation key (SOK) to control the configurable machine option attributes, various problems associated with machine option configuration and updates may be accommo ...


5
Michael B Sewell, Marcin Cholkowski, Natalia Vershinina, Wayne Rudge, Rebecca Mallaband, Asif Qureshi, Erroll Elliston, Gregory C Sosinski, Edward J Solcz, Christian G Midgley: Printer with outsourcing capability for color copies. XEROX CORPORATION, Fay Sharpe, June 21, 2016: US09374495 (1 worldwide citation)

A printing system includes first and second communicatively linked printers, each including a print engine and a processor which controls the operation of the respective print engine. A scanner, associated with the first printer, scans a hardcopy document and generates image data therefrom. The scan ...


6
Christian G Midgley: Monitoring system with dual memory for electrophotographic printing machines using replaceable cartridges. Xerox Corporation, R Hutter, March 24, 1998: USRE035751

A monitoring system for replaceable units, such as toner cartridges in an electrophotographic printer, includes on the unit an electronic count memory and an electronic flag memory. The count memory maintains a one-by-one count of prints made with the cartridge. The flag memory includes a series of ...


7
Robert B Wilkie, Kenneth B Schleede, Michael W Barrett, Parul Patel, Eric Lambert, Christian G Midgley: Updating authentication server lists for users accessing shared access devices. Xerox Corporation, Gibb & Riley, January 29, 2013: US08363244

A method, service, system, computer program, etc., provides a list of acceptable authentication servers that a user could use to log in when accessing a networked device, such as a networked printer or document processing device. The embodiments include preparing a module, such as a dynamically load ...


8
Robert A Koontz, Christian Redder, Heiko Rommelmann, David S Shuman, Christian G Midgley: Machine post-launch configuration and option upgrade. Xerox Corporation, Patent Documentation Center, December 2, 2004: US20040240904-A1

By providing a secure EEPROM (Electrically Erasable Programmable Read Only Memory) device or other non-volatile memory (NVM) as a system operation key (SOK) to control the configurable machine option attributes, various problems associated with machine option configuration and updates may be accommo ...


9
Robert B Wilkie, Kenneth B Schleede, Michael W Barrett, Parul Patel, Eric Lambert, Christian G Midgley: Updating authentication server lists for users accessing shared access devices. Frederick W Gibb Iii, Gibb & Rahman, October 2, 2008: US20080244708-A1

A method, service, system, computer program, etc., provides a list of acceptable authentication servers that a user could use to log in when accessing a networked device, such as a networked printer or document processing device. The embodiments include preparing a module, such as a dynamically load ...


10
Michael B Sewell, Marcin Cholkowski, Natalia Vershinina, Wayne Rudge, Rebecca Mallaband, Asif Qureshi, Erroll Elliston, Gregory C Sosinski, Edward J Solcz, Christian G Midgley: Printer with outsourcing capability for color copies. Xerox Corporation, Fay Sharpe Xerox Rochester, December 4, 2008: US20080297830-A1

A printing system includes first and second communicatively linked printers, each including a print engine and a processor which controls the operation of the respective print engine. A scanner, associated with the first printer, scans a hardcopy document and generates image data therefrom. The scan ...