Patents by Inventor James Hower

James Hower 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: 7350960
    Abstract: In the field of continuous mixer apparatus for commingling particulate thermoplastic materials, employing at least one main rotor with a helical profile body configuration, an improved profile for the peripheral threads is provided. It presents a first upstream feed flight having a plurality of Lowenherz profile outer threads and second downstream feed flight having a plurality of screw-type outer threads, both being adjacent and integral with the periphery of the main rotor.
    Type: Grant
    Filed: July 7, 2004
    Date of Patent: April 1, 2008
    Assignee: Tech. Process & Engineering, Inc.
    Inventors: Kelly A Ziegenfus, H. Slayton Altenburg, Donald E. Woodring, Harold L. Schafer, Jr., James Hower
  • Publication number: 20060007777
    Abstract: In the field of continuous mixer apparatus for commingling particulate thermoplastic materials, employing at least one main rotor with a helical profile body configuration, an improved profile for the peripheral threads is provided. It presents a first upstream feed flight having a plurality of Lowenherz profile outer threads and second downstream feed flight having a plurality of screw-type outer threads, both being adjacent and integral with the periphery of the main rotor.
    Type: Application
    Filed: July 7, 2004
    Publication date: January 12, 2006
    Inventors: Kelly Ziegenfus, H. Altenburg, Donald Woodring, Harold Schafer, James Hower