Patents by Inventor John H. Bradner

John H. Bradner 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: 4099586
    Abstract: A weight indicator comprises an open top casing containing a resilient column, a relatively rigid pad extending across the top of the column and a scale mechanism for indicating vertical compression of the column in response to weight applied downwardly on the pad, a frictionally mounted indicator element on the casing being movable along a graduated scale on the casing and there being a projection on the pad for displacing the indicator element along the scale as the column reduces in height in response to said downwardly applied weight.
    Type: Grant
    Filed: November 1, 1976
    Date of Patent: July 11, 1978
    Inventor: John H. Bradner