Patents by Inventor Richard Reiling Freeman

Richard Reiling Freeman 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).

  • Stark tuning of four-wave mixing processes
    Patent number: 4091290
    Abstract: A source of tunable vacuum ionizing radiation is disclosed in which the range of resonance enhancement is extended by Stark-shifting the frequencies of autoionizing states in the continuum of the conversion medium.
    Type: Grant
    Filed: September 8, 1977
    Date of Patent: May 23, 1978
    Assignee: Bell Telephone Laboratories, Incorporated
    Inventors: Gary Carl Bjorklund, Richard Reiling Freeman