Patents by Inventor Eugene Robert Elzinga

Eugene Robert Elzinga 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).

  • Fuel cells and methods of operating them
    Patent number: 4040435
    Abstract: A fuel cell wherein the electrolyte comprises a volatilizable solvent and a solute whose solubility in the solvent varies with electrolyte temperature can be operated by increasing or decreasing the amount of solvent relative to the amount of solute as the solubility of the latter in the solvent respectively decreases or increases due to variations in the temperatures of the electrolyte in the cell or cell system.
    Type: Grant
    Filed: October 28, 1975
    Date of Patent: August 9, 1977
    Assignee: Exxon Research and Engineering Company
    Inventor: Eugene Robert Elzinga