Patents by Inventor Peter Frederick Clark

Peter Frederick Clark 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).

  • Corona generating device
    Patent number: 3936635
    Abstract: A corona generating device comprising a coronode, a metal screen having a shield defined by upturned integral flanges mounted thereon and a support member of insulating material.
    Type: Grant
    Filed: June 11, 1974
    Date of Patent: February 3, 1976
    Assignee: Xerox Corporation
    Inventor: Peter Frederick Clark