Patents by Inventor Edgar Adolf Lorch

Edgar Adolf Lorch 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).

  • Ionization detectors
    Patent number: 4051376
    Abstract: A novel form of ionization detector, particularly one operating in the electron capture mode, is described. The detector includes iron-55 as a source of electrons to cause ionization. The detector may be operated in direct current, pulse or frequency modulated modes.
    Type: Grant
    Filed: January 26, 1976
    Date of Patent: September 27, 1977
    Assignee: The Radiochemical Centre Ltd.
    Inventors: Edgar Adolf Lorch, David John Dwight
  • Calibration source
    Patent number: 4033884
    Abstract: A Flood Source for calibration of gamma-cameras comprises the nuclide Tellurium-123m in a solution contained uniformly within a liquid-retaining plastics sheet of uniform thickness. The plastics sheet may be enclosed in a protective metallic casing.
    Type: Grant
    Filed: January 24, 1975
    Date of Patent: July 5, 1977
    Assignee: The Radiochemical Centre Limited
    Inventors: Edgar Adolf Lorch, Keith Ernest Fletcher, David Page