Patents by Inventor Edward Berdich

Edward Berdich 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).

  • Patent number: 5565661
    Abstract: An elevator operational status indicating element includes a base plate with opposed bent ends mounted on a wall by screws. Pins are provided on the lower side wall of a housing open at the wall side to couple the housing with the lower bent end of the base plate. Setscrews are provided on the upper side wall of the housing to couple the housing with the upper bent end of the base plate. In the front wall of the housing an opening is provided into which a filter plate is set. Threaded bolts, attached near the opening on an inner face of the front wall of the housing, and nuts retain a lens carrier which is pressed against the filter plate. A printed circuit board in the lens carrier carries luminescent diodes in the form of a symbol to be displayed by light transmitted through a lens formed in the lens carrier to the filter plate.
    Type: Grant
    Filed: December 22, 1995
    Date of Patent: October 15, 1996
    Assignee: Inventio AG
    Inventors: Edward Berdich, Peter Draper, Timothy Shea
  • Patent number: 5379865
    Abstract: An elevator operational status indicating element includes a base plate with opposed bent ends mounted on a wall by screws. Pins are provided on the lower side wall of a housing open at the wall side to couple the housing with the lower bent end of the base plate. Setscrews are provided on the upper side wall of the housing to couple the housing with the upper bent end of the base plate. In the front wall of the housing an opening is provided into which a filter plate is set. Threaded bolts, attached near the opening on an inner face of the front wall of the housing, and nuts retain a lens carrier which is pressed against the filter plate. A printed circuit board in the lens carrier carries luminescent diodes in the form of a symbol to be displayed by light transmitted through a lens formed in the lens carrier to the filter plate.
    Type: Grant
    Filed: March 2, 1994
    Date of Patent: January 10, 1995
    Assignee: Inventio AG
    Inventors: Edward Berdich, Peter Draper, Timothy Shea