Patents by Inventor Ernest H. Romine

Ernest H. Romine 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).

  • Thread compliance gauge
    Patent number: 4213247
    Abstract: A thread compliance gauge for determining the accuracy with which threads have been formed on a shaft.
    Type: Grant
    Filed: February 7, 1979
    Date of Patent: July 22, 1980
    Inventor: Ernest H. Romine