Patents by Inventor William J. Hassink

William J. Hassink 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).

  • Static dissipative thermoplastic polymer composition
    Publication number: 20040113129
    Abstract: Static dissipative compositions containing thermoplastic polymers and having surface resistivities of about 104 to 1013 ohms/square can be readily and reproducibly made by mixing into the thermoplastic polymers specified amounts of carbon fiber and carbon black. The composition is useful for housings and other parts for shielding electronic equipment and components.
    Type: Application
    Filed: July 9, 2003
    Publication date: June 17, 2004
    Inventors: Marion G. Waggoner, William J. Hassink