1
Andrew Longacre Jr, Robert M Hussey, Michael A Ehrhart, Thomas J Koziol: Optical reader having improved autodiscrimination features. Welch Allyn, Wall Marjama Bilinski & Burr, October 20, 1998: US05825006 (350 worldwide citation)


A method and apparatus for autodiscriminating and decoding any of a plurality of 1D linear bar code symbols which use different 1D symbologies and of 2D matrix bar code symbols which use different 2D finder patterns and 2D symbologies. A processor stores a plurality of 1D decoding programs, a plural ...


2
Robert C Gardiner, Charles P Barber, Eric Coleman, Michael Ehrhart, Colleen P Gannon, Robert J Hennick, William H Havens, Vivian L Hunter, Melvin D McCall, Thomas Ruhlman: Optical reader comprising multiple color illumination. Hand Held Products, Wall Marjama & Bilinski, December 21, 2004: US06832725 (305 worldwide citation)


An imaging module in one embodiment includes at least one multiple color emitting light source comprising a plurality of different colored LED dies each independently driveable so that the overall color emitted by the light source can be controlled and varied. The multiple color emitting light sourc ...


3
William H Havens, John M Pidhirny, Robert J Hennick: Optical reader having illumination assembly including improved aiming pattern generator. Wall Marjama Bilinski & Burr, May 9, 2000: US06060722 (303 worldwide citation)


An optical assembly for use with optoelectronic readers. An imaging optical assembly having an imaging optical axis forms an image of a two-dimensional region on an optoelectronic imaging device. An aiming pattern generator including at least a point-like aiming light source and an interferometric p ...


4
Robert M Hussey, Andrew Longacre Jr: Method for generating real time degree of focus signal for handheld imaging device. Welch Allyn, Wall Marjama & Bilinski, June 30, 1998: US05773810 (299 worldwide citation)


A method for generating, substantially in real time, a user perceptible indication of the degree to which the distance between a handheld imaging device and a target object approximates the in-focus distance therebetween. A stored image of the target object is sampled, in accordance with a pattern o ...


5
Andrew Longacre Jr, Robert M Husssey: Symbol-controlled image data reading system. Welch Allyn Data Collection, Wall Marjama & Bilinski, October 2, 2001: US06298176 (296 worldwide citation)


The invention relates to a system for imaging a scene comprising an optical reader and a specially structured symbol configured complementarily with the reader so that when the reader reads the symbol, the reader reads image data in an image data reading region. The image reading instruction symbol ...


6
Andrew Longacre Jr, Robert M Hussey: Object sensor system for stationary position optical reader. Welch Allyn, Wall Marjama Bilinski & Burr, September 7, 1999: US05949052 (284 worldwide citation)


The present invention relates to a system for sensing the presence of an object in the field of view of an imaging assembly of a stationary position optical reader. The system includes a specialized symbol disposed in a stationary position in relation to the imaging assembly of a specially configure ...


7
Kenneth G West, James B Moon, Nhedti L Colquitt, Herbert S Weiner, Eric G Petersen, William H Howell: Patient monitoring system. Welch Allyn Protocol, Wall Marjama & Bilinski, April 8, 2003: US06544174 (281 worldwide citation)


A wireless patient monitor is adapted to communicate with any one of plural medical telemetry networks, each having one or more central stations, where each network is configured to communicate via wireless communications using one of multiple different communications settings. The monitor includes ...


8
Rob Hussey, William H Havens, Robert J Wood Sr: Optical reader having improved interactive image sensing and control circuitry. Welch Allyn, Wall Marjama & Bilinski, July 21, 1998: US05784102 (273 worldwide citation)


A hand-held optical reader for reading 2D bar code symbols. The reader includes an illuminating system for illuminating the symbol and an optical system for focusing an image thereof on a 2D image sensor. The image sensor is of the type which allows its imaging parameters, such as exposure, to be co ...


9
John M Pidhirny, Richard A Monroe, Michael J Pileski, Robert J Wood: Hand-held optical reader having a detachable lens-guide assembly. Welch Allyn, Wall Marjama & Bilinski, July 28, 1998: US05786586 (273 worldwide citation)


An optical reader is suitable for reading 2-dimensional indicia. The optical reading device, that may include a bar code reader, comprises a lens assembly and a guide detachably mounted on a front portion of the housing for establishing a distance between the lens assembly and an equipment target th ...


10
Michael Ehrhart, Andrew Longacre Jr: Optical reader having a color imager. Welch Allyn Data Collection, Wall Marjama & Bilinski, April 20, 2004: US06722569 (271 worldwide citation)


The present invention relates to an optical reader that includes a color imaging assembly that generates color imaging data. An image analysis circuit determines if the acquired image should be characterized as a color photograph or as including a graphical symbol. A processing circuit processes the ...



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