Patents by Inventor Jay A. Crews

Jay A. Crews 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: 5017030
    Abstract: A keyboard usable on a typewriter or a computer terminal and configured in accordance with ergonomic principles uses chording of one thumb and one finger to type the characters of the English alphabet. The keyboard includes right and left preloaded palm pads which are shaped and contoured to fit the hands. The palm pads support the hands and operate the SHIFT and SHIFT LOCK functions. The punctuation keys are not affected by the SHIFT function. Movement of the writing position or cursor with respect to the medium is controlled by thumb-operated keys which are pushed in the direction of the desired movement.
    Type: Grant
    Filed: July 7, 1986
    Date of Patent: May 21, 1991
    Inventor: Jay A. Crews
  • Patent number: D286972
    Type: Grant
    Filed: May 24, 1984
    Date of Patent: December 2, 1986
    Inventor: Jay A. Crews
  • Patent number: D287854
    Type: Grant
    Filed: February 21, 1984
    Date of Patent: January 20, 1987
    Inventor: Jay A. Crews