Patents Assigned to Optex Inc.
  • Wireless non-contact switch for automatic doors
    Patent number: 8994229
    Abstract: The wireless non-contact switch detects movement of human body in the beam-shaped detection are which extends from the upper area on the wall toward the floor surface, and controls opening and closing of the automatic door. Regardless of the height of the location of the movement, as long as it is in the detection area, the switch detects the movement of different height location in the detection area. Therefore, regardless of the difference of regulation between each states, it can be operated at any height of the movement.
    Type: Grant
    Filed: December 14, 2011
    Date of Patent: March 31, 2015
    Assignee: Optex Inc.
    Inventors: Robert Blair, James Sargent, Toshiyasu Matsuyama