Patents by Inventor Dennis L. Davenport

Dennis L. Davenport 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).

  • Hydraulic exercise device
    Patent number: 4465274
    Abstract: A hydraulic exercise device that includes an upstanding mast whereon a number of fixed and movable exercise portions for simultaneous and sequential operation are provided, each utilizing an isotonic load system as a load resistance against which exercises are performed, whereby, a bodybuilder at a single station, can exercise all the major muscle groups of his body.
    Type: Grant
    Filed: September 27, 1982
    Date of Patent: August 14, 1984
    Inventor: Dennis L. Davenport