1
Michael E Beard, Roger W Budnik, James M Pacer, Guru B Raj, Ralph A Shoemaker, Michael G Swales, David E Rollins, Porfirio J Perez, Ameet S Bhattacharya, David P Vanbortel, Steven E Kolb: System for managing replaceable modules in a digital printing apparatus. Xerox Corporation, R Hutter, September 6, 2005: US06940613 (31 worldwide citation)

An electrophotographic printing or copying machine includes a functional module which can be readily removed and replaced by service personnel. The module includes a monitor in the form of an electronically-readable memory, which includes information about how the particular module is to be operated ...


2
Robert C U Yu, Robert A Koontz, Ralph A Shoemaker, Satchidanand Mishra, Donald C VonHoene, Richard L Post, Anthony M Horgan, Bing R Hsieh, Edward F Grabowski: Seamed flexible electrostatographic imaging belt having a permanent localized solid attribute. Xerox Corporation, October 12, 1999: US05966573 (29 worldwide citation)

A flexible electrostatographic imaging belt having two parallel sides and a non imaging seam region extending substantially from one of the sides to the other side, the non-imaging seam region having a leading edge, a trailing edge and a seam within the non imaging seam region, the leading and trail ...


3
Michael D Borton, Fred F Hubble III, James P Martin, Theresa K Mattioli, Ralph A Shoemaker: Densitometer for a liquid developer material. Xerox Corporation, H Fleischer, J E Beck, R Zibelli, January 7, 1992: US05078497 (20 worldwide citation)

A densitometer which measures the reduction in the specular component of the reflectivity of a portion of a surface having a liquid deposited thereon. Collimated light rays, in the visible spectrum, are projected onto the portion of the surface having the liquid thereon. The light rays reflected fro ...


4
Michael D Borton, Fred F Hubble III, James P Martin, Theresa K Mattioli, Ralph A Shoemaker: Densitometer for measuring developability. Xerox Corporation, H Fleischer, J E Beck, R Zibelli, January 21, 1992: US05083161 (20 worldwide citation)

An infrared densitometer which measures the reflectivity of a selected region on a moving photoconductive belt covered at least partially with marking particles. Collimated light rays are projected onto the selected region of the moving photoconductive member with or without marking particles thereo ...


5
Roger W Budnik, James M Pacer, Guru B Raj, Ralph A Shoemaker, Michael G Swales, Michael E Beard: Actuator performance indicator. Xerox Corporation, Ronald F Chapuran, January 18, 2000: US06016204 (18 worldwide citation)

A method to provide a highly intelligent, automated diagnostic system that identifies the need to replace specific parts to minimize machine downtime rather than require extensive service troubleshooting. In particular, a systematic, logical test analysis scheme to assess machine operation from a si ...


6
Fred F Hubble III, Michael D Borton, James P Martin, Ralph A Shoemaker: Control develop mass in a color system. Xerox Corporation, Ronald F Chapuran, May 21, 1996: US05519497 (17 worldwide citation)

An infrared densitometer which measures the diffuse component of reflectivity as marking particles are progressively deposited on a moving photoconductive belt. Collimated light rays are projected onto a test patch including the marking particles. The light rays reflected from the test patch are col ...


7
Roger W Budnik, James M Pacer, Guru B Raj, Ralph A Shoemaker, Michael G Swales: Method and apparatus for automatic customer replaceable unit (CRU) setup and cleaner blade lubrication. Xerox Corporation, August 20, 2002: US06438329 (16 worldwide citation)

A method and apparatus to determine the use status of a customer replaceable unit (CRU) in an electrophotographic printing machine. The CRU has a customer replaceable unit monitor (CRUM) which communicates with the machine controller upon insertion of the CRU into the machine. Based on the signal ge ...


8
Roger W Budnik, James M Pacer, Guru B Raj, Ralph A Shoemaker, Michael G Swales: P/R process control patch uniformity analyzer. Xerox Corporation, Ronald F Chapuran, May 11, 1999: US05903796 (15 worldwide citation)

A method to provide a highly intelligent, automated diagnostic system that identifies the need to replace specific parts to minimize machine downtime rather than require extensive service troubleshooting. In particular, a systematic, logical test analysis scheme to assess machine operation from a si ...


9
Roger W Budnik, James M Pacer, Guru B Raj, Ralph A Shoemaker, Michael G Swales: Xerographic xerciser including a hierarchy system for determining part replacement and failure. Xerox Corporation, Ronald F Chapuran, August 31, 1999: US05946521 (15 worldwide citation)

A method to provide a highly intelligent, automated diagnostic system that identifies the need to replace specific parts to minimize machine downtime rather than require extensive service troubleshooting. In particular, a systematic, logical test analysis scheme to assess machine operation from a si ...


10
Michael E Beard, Roger W Budnik, James M Pacer, Guru B Raj, Ralph A Shoemaker, Michael G Swales, David E Rollins, Porfirio J Perez, Ameet S Bhattacharya, David P Vanbortel, Steven E Kolb: System for managing replaceable modules in a digital printing apparatus. Xerox Corporation, Ronald E Prass Jr, Prass, January 19, 2010: US07649638 (11 worldwide citation)

An electrophotographic printing or copying machine includes a functional module which can be readily removed and replaced by service personnel. The module includes a monitor in the form of an electronically-readable memory, which includes information about how the particular module is to be operated ...