Patents by Inventor Gerald E. Blair

Gerald E. Blair 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).

  • Acousto-optic device and method using tellurite glass composition
    Patent number: 4312660
    Abstract: An improved acousto-optic device and method featuring an acousto-optic element having an alkali metal oxide-tellurite glass composition comprising at least 92 wt % tellurium dioxide and one or more alkali metal oxides selected from the group consisting of sodium oxide and potassium oxide. A process for decreasing the acoustic attenuation of the aforementioned glass composition by annealing is also disclosed.
    Type: Grant
    Filed: October 20, 1980
    Date of Patent: January 26, 1982
    Assignee: Eastman Kodak Company
    Inventors: Gerald E. Blair, J. Bradford Merry, James M. Wylot
  • Acousto-optic device and method using tellurite glass composition
    Patent number: 4265517
    Abstract: An improved acousto-optic device and method featuring an acousto-optic element having an alkali metal oxide-tellurite glass composition comprising at least 92 wt % tellurium dioxide and one or more alkali metal oxides selected from the group consisting of sodium oxide and potassium oxide. A process for decreasing the acoustic attenuation of the aforementioned glass composition by annealing is also disclosed.
    Type: Grant
    Filed: April 11, 1979
    Date of Patent: May 5, 1981
    Assignee: Eastman Kodak Company
    Inventors: Gerald E. Blair, J. Bradford Merry, James M. Wylot
  • Method of molding glass elements
    Patent number: 4168961
    Abstract: A method of molding glass elements requiring no further preparatory operations such as grinding or polishing before use wherein a portion of glass is heat-softened and subjected to pressure in a mold having molding surfaces formed of a material comprising a mixture of silicon carbide (SiC) and carbon.
    Type: Grant
    Filed: January 26, 1977
    Date of Patent: September 25, 1979
    Assignee: Eastman Kodak Company
    Inventor: Gerald E. Blair
  • Method of molding glass elements and element made
    Patent number: 4139677
    Abstract: A method of molding glass elements requiring no further preparatory operations such as grinding or polishing before use wherein a portion of glass is heat-softened and subjected to pressure in a mold having molding surfaces formed of silicon carbide (SiC) or silicon nitride (Si.sub.3 N.sub.4).
    Type: Grant
    Filed: January 26, 1977
    Date of Patent: February 13, 1979
    Assignee: Eastman Kodak Company
    Inventors: Gerald E. Blair, John H. Shafer, John J. Meyers, Frank T. J. Smith