Patents by Inventor Gerald Whitlock

Gerald Whitlock 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).

  • Light photon detecting apparatus
    Patent number: 5108175
    Abstract: Light photon detecting apparatus (10) comprises a photomultiplier tube (36) in a two-part housing (14), the underside (22) of which is open. The underside (22) is fitted with an elastomeric sealing ring (28) to make an airtight and hence light-tight seal with a surface (12). Two spring-loaded part (16, 18) of the housing (14) act as a pump to produce a partial vacuum which opens a shutter (60) to expose the photomultiplier tube (36).
    Type: Grant
    Filed: May 10, 1989
    Date of Patent: April 28, 1992
    Inventor: Gerald Whitlock