Patents by Inventor Francis Stahl

Francis Stahl 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: 4303876
    Abstract: A multi-cell battery charger having a cell holder adapted for receiving and charging various size rechargeable cells, such as cylindrical and rectangular shaped rechargeable cells.
    Type: Grant
    Filed: March 27, 1980
    Date of Patent: December 1, 1981
    Assignee: Union Carbide Corporation
    Inventors: William T. Kelly, III, Francis Stahl
  • Patent number: 4101818
    Abstract: A multi-cell battery charger having a cell holder adapted for receiving and charging various size cylindrical cells, such as the "AA" size, the "C" size or the "D" size rechargeable cells.
    Type: Grant
    Filed: March 28, 1977
    Date of Patent: July 18, 1978
    Assignee: Union Carbide Corporation
    Inventors: William Tolson Kelly, III, Francis Stahl
  • Patent number: 3995767
    Abstract: Battery dispenser including a flat, circular molded plastic casing comprising co-fitting upper and lower casing halves defining an enclosure with the upper casing half being rotatable and including a series of openings in its top wall for insertion of a voltmeter probe to contact the upper terminal surface of each one of a plurality of small, miniature button cell batteries held in the lower casing half in a spaced apart, circular row arrangement, the upper casing half further including a discharge outlet which circumscribes one of the series of openings and which is normally closed by a cover cap attached to the top wall by an integral flexible hinge. A conductor element is positioned internal of the enclosure in the form of a circular ring with branch elements extending therefrom in contact with the lower terminal surface of each battery.
    Type: Grant
    Filed: October 15, 1975
    Date of Patent: December 7, 1976
    Assignee: Union Carbide Corporation
    Inventors: Robert E. Brindley, Francis Stahl
  • Patent number: D250469
    Type: Grant
    Filed: February 7, 1977
    Date of Patent: December 5, 1978
    Assignee: Union Carbide Corporation
    Inventors: William T. Kelly, III, Francis Stahl