Patents by Inventor John R. Hitch

John R. Hitch 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).

  • Method and apparatus for sealing containers
    Patent number: 6080253
    Abstract: The present invention fulfills the above stated needs, as well as others, by providing a automated container sealing apparatus that automatically removes seals from a backing and applies the seals to the container. The seals are pre-cut and have a size corresponding to the size of the container. In an exemplary embodiment, the present invention includes an apparatus for sealing containers, the containers defined by a generally planar sealing surface and one or more receptacles, wherein each of the one or more receptacles include an opening coplanar with and defining corresponding openings in the sealing surface.
    Type: Grant
    Filed: October 27, 1998
    Date of Patent: June 27, 2000
    Assignee: Beckman Coulter, Inc.
    Inventor: John R. Hitch
  • Apparatus for sealing containers
    Patent number: 5851346
    Abstract: The present invention fulfills the above stated needs, as well as others, by providing a automated container sealing apparatus that automatically removes seals from a backing and applies the seals to the container. The seals are pre-cut and have a size corresponding to the size of the container. In an exemplary embodiment, the present invention includes an apparatus for sealing containers, the containers defined by a generally planar sealing surface and one or more receptacles, wherein each of the one or more receptacles include an opening coplanar with and defining corresponding openings in the sealing surface.
    Type: Grant
    Filed: May 29, 1997
    Date of Patent: December 22, 1998
    Assignee: Beckman Instruments, Inc.
    Inventor: John R. Hitch