1
Kenneth W Altfather, Michael Carlotta, Steven J Dietl, Donald M Stevens, Fred F Hubble III: Sensing system for detecting presence of an ink container and level of ink therein. Xerox Corporation, Joseph R Sakmyster, December 7, 1999: US05997121 (88 worldwide citation)

A low ink sensing system is combined with an ink cartridge detection system to enable a more efficient ink jet printer. An ink container which supplies ink to an associated printhead is modified by the incorporation of two light directing elements, in the preferred embodiment, a faceted prism and a ...


2
James G Stoffel, William L Statt, Jacob N Kluger, Lawrence J Mason, Richard G Ermer: Optical scanning system utilizing linear drive motors. Xerox Corporation, Joseph R Sakmyster, April 29, 1986: US04585331 (13 worldwide citation)

An optical scanning and illumination arrangement is provided for a document reproduction machine which includes a plurality of linear motors to drive the moving scan/illumination carriages. Each linear motor is under the control of a digital control circuit which, in turn, is under the control of a ...


3
Steven J Dietl, Dennis M Lengyel, Donald M Stevens, Vincent J Ouellette, Vladimir M Kupchik: Ink jet printer with sensing system for identifying various types of printhead cartridges. Xerox Corporation, Joseph R Sakmyster, David J Arthur, October 8, 2002: US06460962 (10 worldwide citation)

A printhead cartridge identification system is disclosed which ensures that an ink jet printer operates only with ink jet cartridges compatible with the specific printer function. An ink container which supplies ink to an associated printhead has a light reflector incorporated into a transparent wal ...


4
Richard F Lehman: Illumination system for an electrophotographic printing device. Xerox Corporation, Joseph R Sakmyster, March 18, 1986: US04576462 (9 worldwide citation)

A selective color copyability illuminator includes a pair of lamps each having a spectral emission suitable for copying black and white documents or documents incorporating a specific color. The lamp emissions are selectively controlled depending upon the color of the document being copied. Faceted ...


5
William J Nowak, Alan M Litman: Mirrors utilized in an optical scanning system. Xerox Corporation, Joseph R Sakmyster, April 1, 1986: US04579448 (4 worldwide citation)

An improved document scanning system is realized by using low mass mirrors as optical components. The mirrors consist of a pair of metal structures in honeycomb form sandwiched between a pair of glass skins. The mirrors have a greatly improved stiffness-to-mass ratio compared to conventional mirrors ...


6
Dominick J Maiorano: Illumination device. Xerox Corporation, Joseph R Sakmyster, January 14, 1986: US04564286 (3 worldwide citation)

A transparent, generally wedge-shaped linear illuminator is used to provide a uniform level of illumination suitable for performing various functions in a reproduction device. One function is to provide uniform illumunination of a charged surface so as to selectively erase charge on said surface. An ...


7
Robert G Zambelli: Document registration apparatus. Xerox Corporation, Joseph R Sakmyster, March 25, 1986: US04577960 (3 worldwide citation)

A platen cover used in a document reproduction machine is provided with a mechanism for selectively engaging and disengaging a movable registration guide from the platen surface. The movable registration guide cooperates with a fixed guide to provide a corner registered edge for positioning of one s ...


8
John A Durbin: Imaging system using a full frame illumination array. Xerox Corporation, Joseph R Sakmyster, April 22, 1986: US04583848 (2 worldwide citation)

A two-dimensional area array illuminator is described which illuminates a document during a full frame exposure. The array, in a preferred embodiment, containing a plurality of electroluminescent segments. The illuminating array also acts as a screening device to modulate light reflected from the do ...