Patents by Inventor M. Krishna Murthy

M. Krishna Murthy 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).

  • Glass seal
    Patent number: 4029897
    Abstract: Hermetic glass seals of high electrical resistivity are provided. Glass compositions suitable for use in such seals and based on lead-silica glasses are described. Glass compositions having particular efficacy in a nuclear reactor environment also are described.
    Type: Grant
    Filed: August 7, 1975
    Date of Patent: June 14, 1977
    Assignee: Quality Hermetics Limited
    Inventors: Peter Mayer, M. Krishna Murthy, Albert H. Brooks, John A. Topping