Patents by Inventor John Andrew King

John Andrew King 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).

  • Grain threshing device
    Patent number: 7108601
    Abstract: A grain threshing device (10) comprising a receptacle (12) or receiving a portion of crop head. The receptacle (12) has a plurality of longitudinal ribs (30) on inner surfaces. One or more flexible arm members (28) are arranged on a rotating shaft (22) within the receptacle (12) such that the flexible arm members (28) strike the ribs (30) during rotation. The action of the flexible arm members (28) and ribs (30) on the crop head within the receptacle (12) separates the grain from the crop head.
    Type: Grant
    Filed: January 24, 2003
    Date of Patent: September 19, 2006
    Inventor: John Andrew King