Patents by Inventor Bruce L. Rowley

Bruce L. Rowley 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: 5278365
    Abstract: A wall switch latch includes a mounting plate having an enclosed slot directed therethrough and slidably receiving a fastener member directed into a wall plate permitting an abutment plate mounted to the mounting plate for abutment with an associated actuating lever bar of a wall switch mechanism. The abutment plate further includes a fluid dye saturated sponge arranged to mark the lever bar of the switch upon contact therewith.
    Type: Grant
    Filed: September 21, 1992
    Date of Patent: January 11, 1994
    Inventors: Bruce L. Rowley, Paul Friedman