Patents by Inventor Michael G. Gilman

Michael G. Gilman 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).

  • Carbonaceous mineral refining process
    Patent number: 5236576
    Abstract: Reducing the ash content of hydrocarbonaceous materials containing bound oxygen by reaction with an oxygen deficient source of an oxygen-reactive element, except oxygen and hydrogen, preferably an oxygen deficient compound of silicon.
    Type: Grant
    Filed: August 16, 1991
    Date of Patent: August 17, 1993
    Inventor: Michael G. Gilman
  • Television stand
    Patent number: D334304
    Type: Grant
    Filed: December 27, 1990
    Date of Patent: March 30, 1993
    Inventor: Michael G. Gilman