Patents by Inventor Roy L. Royalty

Roy L. Royalty 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).

  • Electrode having a conductive contact area and method of making the same
    Patent number: 5336276
    Abstract: An electrode for a rechargeable electrochemical cell including an electrically conductive substrate, a layer of an electrochemically active material attached to the substrate, the active material comprising a reducible species of a metal, at least one conductive contact area formed of a metallic form of said metal attached to said substrate, said metallic contact area comprising said reducible species in a converted form. A positive electrode is further provided wherein said active material is nickel hydroxide and said metallic form of said metal is nickel metal. The invention further comprises the method for manufacturing electrodes as described above, featuring use of reducing gas to effect conversion.
    Type: Grant
    Filed: December 3, 1992
    Date of Patent: August 9, 1994
    Assignee: Eveready Battery Company, Inc.
    Inventors: Saverio F. Pensabene, Roy L. Royalty
  • Electrode having a conductive contact area and method of making the same
    Patent number: 5196281
    Abstract: An electrode for a rechargeable electrochemical cell including an electrically conductive substrate, a layer of an electrochemically active material attached to the substrate, the active material comprising a reducible species of a metal, at least one conductive contact area formed of a metallic form of said metal attached to said substrate, said metallic contact area comprising said reducible species in a converted form. A positive electrode is further provided wherein said active material is nickel hydroxide and said metallic form of said metal is nickel metal. The invention further comprises the method for manufacturing electrodes as described above, featuring use of reducing gas to effect conversion.
    Type: Grant
    Filed: September 20, 1990
    Date of Patent: March 23, 1993
    Assignee: Gates Energy Products, Inc.
    Inventors: Saverio F. Pensabene, Roy L. Royalty