Patents by Inventor Ronald D. Elson

Ronald D. Elson 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).

  • Snap-on attachment for roller chain conveyors
    Patent number: 4301915
    Abstract: A roller chain conveyor having wire cross flights and attachments for releasably mounting said cross flights on the chain to provide a conveying surface. The attachment has at least one groove therein to receive an extended portion of the cross flight. The attachments may also be used in conveyors having multiple roller chains therein.
    Type: Grant
    Filed: January 11, 1980
    Date of Patent: November 24, 1981
    Assignee: Rexnord Inc.
    Inventors: Anthony J. Michalik, Peter L. Thiel, Ronald D. Elson, James A. Palmer
  • Powered wheelchair
    Patent number: D285187
    Type: Grant
    Filed: August 29, 1983
    Date of Patent: August 19, 1986
    Assignee: Amigo Sales, Inc.
    Inventors: Indulis Piziks, Melvin E. Shepard, Ronald D. Elson, Wilbur W. Wentworth, II
  • Electrically powered three wheeled vehicle for the handicapped
    Patent number: D285671
    Type: Grant
    Filed: December 15, 1983
    Date of Patent: September 16, 1986
    Assignee: Amigo Sales, Inc.
    Inventors: Allan R. Thieme, Henry L. Dominguez, Indulis Piziks, Ronald D. Elson