Patents by Inventor Robert D. Zorb

Robert D. Zorb 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: D336327
    Type: Grant
    Filed: January 9, 1992
    Date of Patent: June 8, 1993
    Assignee: Poly-Cal Plastics, a division of Abell Corporation
    Inventors: Robert D. Zorb, Liaqat M. Khan