Patents by Inventor Dennis Charles Nagle

Dennis Charles Nagle 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).

  • High-temperature, High-emissivity, optically black boron surface
    Patent number: 5721060
    Abstract: An article of manufacture comprises a substrate and an optically black surface on the substrate and having an absorptivity of more than about 0.89 and an emissivity more than about 0.86. The surface comprises boron particles plasma spray applied to the substrate using a powder selected from the group consisting of crystalline boron having a particle size finer than about 200 mesh and amorphous boron.
    Type: Grant
    Filed: May 22, 1991
    Date of Patent: February 24, 1998
    Assignee: Martin Marietta Corportion
    Inventors: Donald Frederick Shepard, Robert James Fenolia, Dennis Charles Nagle, Michael Edward Marousek