Patents by Inventor Robert C. Ayers

Robert C. Ayers 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).

  • Rocking wheelchair
    Patent number: 5004259
    Abstract: An improved rocking wheelchair formed of a frame, two sets of support wheels for the frame, and a seat portion rockably connected to the frame by a rocking assembly that normally maintains the seat in a generally horizontally alignment when the chair is unoccupied and permits the seat to rock with respect to the frame when the chair is completely stationary.
    Type: Grant
    Filed: November 15, 1989
    Date of Patent: April 2, 1991
    Assignee: Rx Rocker Corporation
    Inventors: Robert C. Ayers, Ted Lee
  • Wheelchair with rocking seat assembly
    Patent number: 4641848
    Abstract: An improved wheelchair formed of a frame, two pairs of support wheels for the frame, and a seat portion rockably connected to the frame and normally maintained in a generally horizontal alignment when the chair is unoccupied by bias springs that permit the seat to rock about its rockable connection while the frame and wheels of the chair are completely stationary.
    Type: Grant
    Filed: April 15, 1985
    Date of Patent: February 10, 1987
    Inventor: Robert C. Ayers