Patents Assigned to Oxford Positron Systems Limited
  • Radiographic detector with perforated cathode
    Patent number: 5434468
    Abstract: Apparatus and method for quantitative autoradiography analysis involving beta-ray radiation comprises a converter 2 and wire chamber 3 in association with a membrane which provides a seal for the housing in which the converter and wire chamber are accommodated, the membrane also providing a "window" for the radioactive samples.
    Type: Grant
    Filed: August 10, 1993
    Date of Patent: July 18, 1995
    Assignee: Oxford Positron Systems Limited
    Inventor: Alan P. Jeavons
  • Method and apparatus for quantitative autoradiography analysis
    Patent number: 5138168
    Abstract: Apparatus and method for quantitative autoradiography analysis involving beta-ray radiation comprises a converter 2 and wire chamber 3 in association with a membrane which provides a seal for the housing in which the converter and wire chamber are accommodated, the membrane also providing a "window" for the radioactive samples.
    Type: Grant
    Filed: February 28, 1991
    Date of Patent: August 11, 1992
    Assignee: Oxford Positron Systems Limited
    Inventor: Alan P. Jeavons