Patents by Inventor Vandenberg Mead

Vandenberg Mead 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).

  • Compression molding of optical lenses
    Publication number: 20030146526
    Abstract: A lens molding system which uses glass molds to mold polycarbonate blanks. The blanks are preheated, then additionally surface heated, molded, and cooled under pressure.
    Type: Application
    Filed: February 18, 2003
    Publication date: August 7, 2003
    Inventors: Vandenberg Mead, Roxanne F. White
  • Compression molding of optical lenses
    Patent number: 6521146
    Abstract: A lens molding system which uses glass molds to mold polycarbonate blanks. The blanks are preheated, then additionally surface heated, molded, and cooled under pressure.
    Type: Grant
    Filed: October 12, 2000
    Date of Patent: February 18, 2003
    Assignee: Mead Ophthalmics
    Inventor: Vandenberg Mead
  • Compression molding of optical lenses
    Patent number: 6162376
    Abstract: A lens molding system which uses glass molds to mold polycarbonate blanks. The blanks are preheated, then additionally surface heated, molded, and cooled under pressure.
    Type: Grant
    Filed: February 24, 1999
    Date of Patent: December 19, 2000
    Assignee: Mead Opthalmics
    Inventor: Vandenberg Mead, deceased