Patents by Inventor Paul E. Bianchetti

Paul E. Bianchetti 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).

  • Bubble display device
    Patent number: 6070348
    Abstract: A visual display device which produces a display utilizing bubbles emitted in liquid filled tubes. A computer controls the timing and size of bubbles emitted into the liquid so as to form designs, which can be symbols, letters, words, or sentences, or pictures. As the bubbles rise through the liquid in a tube, the designs appear to scroll upward, and are replaced from below with a new design.
    Type: Grant
    Filed: November 4, 1998
    Date of Patent: June 6, 2000
    Inventor: Paul E. Bianchetti