Patents by Inventor Timothy Cortez

Timothy Cortez 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).

  • Adjustable weir assembly
    Patent number: 6679693
    Abstract: A weir assembly is disclosed in which the size and shape of the opening can be easily changed, by utilizing a sizing insert system. In one embodiment, the sizing insert comprises a mechanical iris. The position of the opening is easily adjustable by utilizing at least one positioning stage that is fastened to the sizing insert. Spring plungers are utilized for retention of the transparent weir plate within the vertical channels of a water trough. A center-finder is utilized to approximately position the opening in relation to an extrusion die.
    Type: Grant
    Filed: September 13, 1999
    Date of Patent: January 20, 2004
    Inventors: Daniel H. Martin, Todd E. Davis, Timothy Cortez, Dale R. Lewis