Patents by Inventor Carl A. Muehlenweg

Carl A. Muehlenweg 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).

  • Interstitial X-ray needle
    Patent number: 5165093
    Abstract: An interstitial X-ray needle includes an elongated X-ray tube coupled to an electron emitter at one end of the tube, with a converter element being disposed at a tip of the other end of the tube for converting emitted electrons into X-ray; a solenoid coil wound around the tube for providing a magnetic field that confines the emitted electrons within a narrow beam; an elongated outer casing enclosing the tube and coil; and a pipe coaxially disposed between the casing and the tube for defining an inner annular flow chamber between the tip of the tube and a coolant inlet in the casing and an outer annular flow chamber between the tip of the tube and a coolant outlet in the casing.
    Type: Grant
    Filed: March 23, 1992
    Date of Patent: November 17, 1992
    Assignee: The Titan Corporation
    Inventors: Robert B. Miller, John R. Smith, Carl A. Muehlenweg
  • Interstitial X-ray needle
    Patent number: RE35383
    Abstract: An interstitial X-ray needle includes an elongated X-ray tube coupled to an electron emitter at one end of the tube, with a converter element being disposed at a tip of the other end of the tube for converting emitted electrons into X-ray; a solenoid coil wound around the tube for providing a magnetic field that confines the emitted electrons within a narrow beam; an elongated outer casing enclosing the tube and coil; and a pipe coaxially disposed between the casing and the tube for defining an inner annular flow chamber between the tip of the tube and a coolant inlet in the casing and an outer annular flow chamber between the tip of the tube and a coolant outlet in the casing.
    Type: Grant
    Filed: July 5, 1994
    Date of Patent: November 26, 1996
    Assignee: The Titan Corporation
    Inventors: Robert B. Miller, John R. Smith, Carl A. Muehlenweg