Patents by Inventor Alan P. Jeavons

Alan P. Jeavons 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).

  • 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