Patents by Inventor Thomas E. Maringer

Thomas E. Maringer 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).

  • Article of decorative metal manufacture
    Patent number: 4399611
    Abstract: A decorative metal article of manufacture and the process of making it including assembling alternate layers of steel and brazing alloys, heating them while in intimate contact, then removing portions of the layers leaving elevated portions adjacent to depressed portions, and then subjecting the structure to compression to compress the elevated portions to the level of the depressed portion, and finally polishing the article.
    Type: Grant
    Filed: November 10, 1980
    Date of Patent: August 23, 1983
    Inventor: Thomas E. Maringer