Patents by Inventor Robert H. Rue

Robert H. Rue 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).

  • HID lamp ballast tester
    Patent number: 4695803
    Abstract: A ballast tester for HPS lamp circuits includes a body of insulating material, a base which fits the lamp socket, a single wire connected to the base and extending through the body forming a loop, and a hole in the body within the loop to receive a clamp-on ammeter. The ammeter measures short-circuit current, giving an indication of ballast condition.
    Type: Grant
    Filed: February 3, 1986
    Date of Patent: September 22, 1987
    Assignee: Harvey Hubbell Incorporated
    Inventor: Robert H. Rue