Patents by Inventor William T. Kelly, III

William T. Kelly, III 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).

  • Multi-cell battery charger
    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
  • Rechargeable cell checker
    Patent number: 4178538
    Abstract: A rechargeable cell checker having a primary cell for providing a quick charge to a rechargeable cell and an indicating means, such as a light, for indicating whether the rechargeable cell took and held the charge.
    Type: Grant
    Filed: April 18, 1977
    Date of Patent: December 11, 1979
    Assignee: Union Carbide Corporation
    Inventor: William T. Kelly, III
  • Multi-cell battery charger
    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
  • Rechargeable battery checker
    Patent number: D252502
    Type: Grant
    Filed: February 7, 1977
    Date of Patent: July 31, 1979
    Assignee: Union Carbide Corporation
    Inventor: William T. Kelly, III