1
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 (278 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 ...


2
William H Havens, Charles M Hammond Jr, Robert J Hennick, Robert C Hinkley, Robert J Wood Sr, Tanya A Onori, Thomas W Karpen: Imaging and illumination optics assembly. Welch Allyn, Wall Marjama & Billinski, July 14, 1998: US05780834 (270 worldwide citation)


A low profile optical unit for use in a 2D bar code reader. A vertically disposed light redirecting panel having contoured reflective openings therein is mounted in the front of the unit and an LED behind the panel. Light emitting diodes for illuminating a target are mounted on the LED board behind ...


3
Robert J Wood Sr, Connie R Walts, Michael Lynch: Video laryngoscope. Welch Allyn, Wall Marjama & Bilinski, September 1, 1998: US05800344 (29 worldwide citation)


The invention is a laryngoscope having an image sensor assembly mounted thereto for providing video imaging of a patient's airway passage. The laryngoscope includes a distal end having a tip adapted for contact with tissue of an airway passage and an image sensor assembly mounted to a convex surface ...


4
Robert J Wood Sr: Video laparoscope with high-illuminance low-wattage light source. Welch Allyn, Harris Beach & Wilcox, July 26, 1994: US05331950 (8 worldwide citation)


A laparoscope assembly has a miniature video camera mounted either proximally or distally in its insertion tube and has an optical fiber bundle that extends to the distal end of the insertion tube from a light source which can be incorporated in a video processor. The light source can be formed of o ...



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