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Erik Van Horn, Sean Philip Kearney: Method of and system for reading visible and/or invisible code symbols in a user-transparent manner using visible/invisible illumination source switching during data capture and processing operations. Metrologic Instruments, Additon Higgins & Pendleton P A, November 20, 2018: US10133885

A digital imaging based symbol reading system has the capacity to automatically read both visible and invisible symbols in the same application environment. Typically, the system reads the symbols in a user-transparent manner. The system may employ visible/invisible illumination switching during ope ...


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Erik Van Horn, Stephen Colavito, Gregory Rueblinger, Gennady Germaine: Hand-mounted device with finger motion triggering. Hand Held Products, Additon Higgins & Pendleton P A, November 29, 2016: US09507988

A wearable device is worn on the back of a user's hand such that the act of pointing the user's index finger is sufficient to align the device and trigger a process. Triggering is achieved by sensing the user's finger in an image or by breaking a light path in a photogate.


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James R Musick, Erik Van Horn: Method for purifying FSH. Vitro Diagnostics, Law Offices Of Jonathan Alan Quine, November 7, 2002: US20020165366-A1

The present invention provides a method for purifying follicle stimulating hormone (FSH) from biological samples, for example, from human pituitary glands or human postmenopausal urine, wherein the FSH is contaminated with other proteins, by use of dye-ligand affinity chromatography (DAC). Depending ...


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Erik Van Horn, Sean Philip Kearney: Method of and system for reading visible and/or invisible code symbols in a user-transparent manner using visible/invisible illumination source switching during data capture and processing. Metrologic Instruments, June 14, 2012: US20120145788-A1

Method of and system for reading visible and/or invisible code symbols in a user-transparent manner using visible/invisible illumination switching during data capture and processing operations.


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Erik Van Horn, Patrick Anthony Giordano, Thomas Amundsen, Daniel James Olson, Robert Hugh Brady, Stephen Colavito, Kevin Saber, Thomas Haggerty, David M Wilz SR: Bar code symbol reading system employing an extremely elongated laser scanning beam capable of reading poor and damaged quality bar code symbols with improved levels of performance. Metrologic Instruments, December 20, 2012: US20120318868-A1

A laser scanning bar code symbol reading system for scanning and reading poor quality or damaged bar code symbols. The system includes a housing having a light transmission window; an extremely-elongated laser beam production module for producing an extremely-elongated laser beam having (i) a direct ...