Patents by Inventor Wolfgang H. Seelig

Wolfgang H. Seelig 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).

  • Method for generating laser pulses by means of a gas laser and apparatus for carrying out the method
    Patent number: 4150343
    Abstract: Laser pulses are generated by means of a gas laser in which a gas mixture containing carbon dioxide, nitrogen and helium is at every pulse exposed to an electrical discharge. To achieve a homogeneous discharge, the vapor of a metallocene is added to the gas mixture which prior to at least a first discharge is irradiated with a pulse of ultra-violet light.
    Type: Grant
    Filed: February 14, 1978
    Date of Patent: April 17, 1979
    Assignee: Lasag AG
    Inventors: Wolfgang H. Seelig, Michel A. Dufour, Hans Egger