Patents by Inventor Ralph E. Thomas

Ralph E. Thomas 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).

  • Lead acid battery plate having sodium silicate as a dust preventative
    Patent number: 4197368
    Abstract: A lead acid battery plate is disclosed wherein sodium silicate is added to the paste mix before the grids are pasted to reduce the tendency to create lead dust from handling of the plates without significantly reducing battery performance.
    Type: Grant
    Filed: October 16, 1978
    Date of Patent: April 8, 1980
    Assignee: ESB Technology Company
    Inventors: Stanley M. Davis, Ralph E. Thomas, Philip Bernstein