Patents by Inventor Howard E. Simmons, III

Howard E. Simmons, III 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).

  • Photosensitive ceramic coating composition
    Patent number: 4613560
    Abstract: A photosensitive ceramic coating composition which is fireable in a substantially nonoxidizing atmosphere comprising an admixture of:(a) finely divided particles of ceramic solids having a particularly defined surface area-to-weight ratio and particle size, and(b) finely divided particles of an inorganic binder having a particularly defined surface area-to-weight ratio and particle size, dispersed in an organic medium comprising(c) an organic polymeric binder and(d) a photoinitiation system, dissolved in(e) photohardenable monomer and(f) an volatile organic solvent.
    Type: Grant
    Filed: December 28, 1984
    Date of Patent: September 23, 1986
    Assignee: E. I. Du Pont de Nemours and Company
    Inventors: Thomas E. Dueber, David H. Scheiber, Howard E. Simmons, III
  • Optical recording element
    Patent number: 4581317
    Abstract: An optical recording element comprising a light-absorptive layer supported by a dimensionally stable substrate in which the light-absorptive material is a uniformly smooth, thin, homogeneous layer of film-forming polymeric dye having a light absorptivity of at least about 0.046 in the visible and/or infrared spectral regions.
    Type: Grant
    Filed: March 1, 1984
    Date of Patent: April 8, 1986
    Assignee: E. I. Du Pont de Nemours and Company
    Inventor: Howard E. Simmons, III