Patents by Inventor John R. Weeks

John R. Weeks 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).

  • Corrosion monitoring apparatus
    Patent number: 4181882
    Abstract: A corrosion monitoring device in an aqueous system which includes a formed crevice and monitoring the corrosion of the surfaces forming the crevice by the use of an a-c electrical signal.
    Type: Grant
    Filed: June 19, 1978
    Date of Patent: January 1, 1980
    Assignee: The United States of America as represented by the United States Department of Energy
    Inventors: Hugh S. Isaacs, John R. Weeks