Patents by Inventor Jackie L. Kammer

Jackie L. Kammer 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).

  • Wiring duct
    Patent number: 5023404
    Abstract: A top entry top exit wiring duct for routing conductors to terminal devices, the duct including a base, side walls provided along each side of the base forming an open channel, a partial top wall formed by a number of fingers spaced apart to form open ended exit slots for the conductors and having distal ends extending toward the other of the side walls, the distal ends being spaced from the other of the side walls a distance sufficient to define a top entry opening into the duct for the conductors.
    Type: Grant
    Filed: September 13, 1989
    Date of Patent: June 11, 1991
    Assignee: Johnson Service Company
    Inventors: Hugh F. Hudson, Joseph F. Munsch, Joseph A. McArdle, Jackie L. Kammer, Robert W. Jermyn