1
Brad R Reddersen, Thomas L Durant: Aiming beam system for optical data reading device. Spectra Physics Scanning Systems, Lyon & Lyon, March 22, 1994: US05296689 (219 worldwide citation)

An optical scanning system including an aiming system which is particularly suitable for handheld scanners where the outgoing light is scanned over a desired angle in a scan plane. The aiming system includes a light source generating an optical beam along an outgoing optical path toward an object to ...


2
Jeffrey M Novak: Bar code lottery ticket handling system. Spectra Physics Scanning Systems, Thomas M Freiburger, August 24, 1993: US05239165 (160 worldwide citation)

A point of sale system involving a series of check stands with POS cash registers and bar code scanners includes a lottery ticket issuing and redemption system. A number pick stand in the store, apart from the checkout stands, enables the customer to choose numbers. Pick slips can be generated by th ...


3
Martin P T Bradley, Leslie A Miller, Thomas J McCall, Duane L Middlebusher: Autosampler mechanism. Spectra Physics, Donald C Feix, October 23, 1984: US04478095 (144 worldwide citation)

A sampler for taking samples from multiple sources has a fixed, non-moving needle at a sampling station. A sample vial is lifted from a tray at the sampling station. The needle pierces the septum of the vial and enters the sample as the vial is lifted toward the needle. The sample vial is also rotat ...


4
Danial J Tierney, P Guy Howard: Hand-mounted bar code reader. Spectra Physics, Donald C Feix, T M Freiburger, Paul Davis, August 23, 1988: US04766299 (135 worldwide citation)

A hand worn laser bar code reader scanner device is of compact design and adapted to be worn comfortably on the back of the hand of the user. A switch associated with the laser is attached to a hand strap such that the bar code reader is switched on and off by deliberate flexure of muscles in the us ...


5
Joseph F Rando, Jeffrey M Novak: Scanner with coupon validation. Spectra Physics, Thomas M Freiburger, July 7, 1992: US05128520 (129 worldwide citation)

A point of sale (POS) bar code scanner such as in common use in retail stores includes provision for reading bar coded redemption coupons (or other bar coded documents redeemable for value) in a manner secure from a human operator. Integration of functions between the POS scanner and the coupon read ...


6
Bryan L Olmstead, Michael J Ahten, Bruce E Paris, Jorge L Acosta, James W Ring, Paul R Huss, Jon P C Williams, Alexander M McQueen, Randy L Person: Image reader with multi-focus lens. Spectra Physics Scanning Systems, Lyon & Lyon, September 29, 1998: US05814803 (126 worldwide citation)

A method and apparatus for reading bar codes or other images while reducing or eliminating the need for self-generated illumination. An image reader is preferably embodied as a handheld unit and comprises an efficient optical collection system including an aperture with a high aspect ratio and/or a ...


7
Bryan L Olmstead, Michael J Ahten, Bruce E Paris, Jorge L Acosta, James W Ring, Paul R Huss, Jon P C Williams, Alexander M McQueen, Randy L Person: Method and apparatus for reading images without need for self-generated illumination source. Spectra Physics Scanning Systems, Lyon & Lyon, March 28, 2000: US06042012 (121 worldwide citation)

A method and apparatus for reading bar codes or other images while reducing or eliminating the need for self-generated illumination. An image reader is preferably embodied as a handheld unit and comprises an efficient optical collection system including an aperture with a high aspect ratio and/or a ...


8
Craig D Cherry, Robert J Actis: Omnidirectional scanning method and apparatus. Spectra Physics Scanning Systems, Lyon & Lyon, August 29, 1995: US05446271 (117 worldwide citation)

A method and apparatus for reading encoded symbols such as bar code labels at any orientation to a raster scanning device. A pattern of virtual scan lines is selected over the two-dimensional imaging region according to the specifications of the images to be read. The pattern is generated by definin ...


9
Bryan L Olmstead, Michael J Ahten, Bruce E Paris, Jorge L Acosta, James W Ring, Paul R Huss, Jon P C Williams, Alexander M McQueen, Randy L Person: Multi-focus optical reader with masked or apodized lens. Spectra Physics Scanning Systems, Lyon & Lyon, June 13, 2000: US06073851 (107 worldwide citation)

A method and apparatus for reading bar codes or other images while reducing or eliminating the need for self-generated illumination. An image reader is preferably embodied as a handheld unit and comprises an efficient optical collection system including an aperture with a high aspect ratio and/or a ...


10
Ted L Teach: Earthmoving apparatus and method for grading land providing continuous resurveying. Spectra Physics Laserplane, Killworth Gottman Hagan & Schaeff, December 27, 1994: US05375663 (99 worldwide citation)

An earthmoving apparatus and method for grading a tract of land to a desired finish contour wherein a continuously updated contour map is displayed to the operator of the earthmoving apparatus during the grading process is provided. The earthmoving apparatus has a blade of known width for cutting an ...



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