Patents by Inventor Kenneth W. Alves

Kenneth W. Alves has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Quasi-coaxial optical bar code reader
    Patent number: 6808115
    Abstract: The present invention provides an inexpensive scanner that can scan at near to medium focal lengths. A light beam is generated to illuminate a target area on the scanned object. A mirrored surface directs the light beam towards the object and light reflected from the object to a detector. The detector is positioned to receive a constant amount of reflected light from the mirrored surface.
    Type: Grant
    Filed: September 11, 1998
    Date of Patent: October 26, 2004
    Assignee: Accu-Sort Systems, Inc.
    Inventors: Kenneth W. Alves, Thomas J. Brobst
  • QUASI-COAXIAL OPTICAL BAR CODE READER
    Publication number: 20010010335
    Abstract: The present invention provides an inexpensive scanner that can scan at near to medium focal lengths. A light beam is generated to illuminate a target area on the scanned object. A mirrored surface directs the light beam towards the object and light reflected from the object to a detector. The detector is positioned to receive a constant amount of reflected light from the mirrored surface.
    Type: Application
    Filed: September 11, 1998
    Publication date: August 2, 2001
    Inventors: KENNETH W. ALVES, THOMAS J. BROBST