Patents by Inventor Thomas L. V. DuBose, Jr.

Thomas L. V. DuBose, Jr. 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).

  • Tilt indicator
    Patent number: 4989334
    Abstract: A tilt indicator includes a plurality of compartments with one or more compartments having an indicator inside. An exit from each compartment permits one or more indicators to leave. As the degree of tilt increases, the absence of an indicator in one or more compartments will indicate the degree of tilt.
    Type: Grant
    Filed: March 30, 1989
    Date of Patent: February 5, 1991
    Inventor: Thomas L. V. DuBose, Jr.