Patents by Inventor Michael L. Earnest

Michael L. Earnest 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).

  • Greeting card with movable parts
    Patent number: 5139454
    Abstract: A battery operated animated greeting card is disclosed which includes a display portion which is animated when the card is opened. The card includes a circuit board activated by batteries, with a wire of a titanium-alloy material activated by the circuit board to contract to move a portion of the display portion.
    Type: Grant
    Filed: September 25, 1991
    Date of Patent: August 18, 1992
    Inventor: Michael L. Earnest
  • Animated button utilizing shape memory wire
    Patent number: 5138779
    Abstract: A battery operated animated button is disclosed which is worn by a user and includes a display portion which moves and may selectively display a hidden message or the like. The button includes a circuit board activated by batteries, with a wire of a titanium-alloy material activated by the circuit board to contract to move the display portion.
    Type: Grant
    Filed: July 8, 1991
    Date of Patent: August 18, 1992
    Inventor: Michael L. Earnest