Patents by Inventor Charles T. Kogis

Charles T. Kogis 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-layer polymeric electrolytes for electrochemical devices
    Patent number: 5925483
    Abstract: Composite layered solid or semi-solid state polymeric electrolytes which contain at least a first layer which is a tough, mechanically strong adhesive layer which is non-reactive with alkali metal and preferably polyalkylene oxide based such as PEO, which is applied to an anode, and a second layer applied to a cathode which is a moist, adhesive layer which may be reactive with alkali metal, is loaded with aprotic liquids and alkali metal salts which activates the first layer and maintains the cell integrity.
    Type: Grant
    Filed: May 6, 1996
    Date of Patent: July 20, 1999
    Inventors: Joseph B. Kejha, Charles T. Kogis