Patents by Inventor Richard N. Philippi

Richard N. Philippi 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: 4912865
    Abstract: A display sign embodying the present invention has a normally vertical display panel having first and second sides and at least one face, between the sides, for information. A base supports the panel. First and second side supports are mounted on the base and are positioned adjacent to the first and second sides, respectively. First and second horizontally spaced apart pivots support the display panel on the first side support and first and second horizontally spaced apart pivots support the display panel on the second side support. The display panel rotates about a first axis of rotation through the first pivots as the display panel is forced to move in a first direction and the display panel rotates about a second axis of rotation through the second pivots, as the display panel is forced to move in a second direction from the vertical.
    Type: Grant
    Filed: October 19, 1988
    Date of Patent: April 3, 1990
    Assignee: Couch & Philippi, Inc.
    Inventors: Steven J. Ellsworth, Richard N. Philippi, James E. Ahrens
  • Patent number: D383381
    Type: Grant
    Filed: December 21, 1995
    Date of Patent: September 9, 1997
    Assignee: Couch & Philippi
    Inventor: Richard N. Philippi