Patents by Inventor Steven K.B. Castle

Steven K.B. Castle 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).

  • Wedge for shaping a radiation dose to the head
    Patent number: 6024689
    Abstract: A three dimensional radiation therapy treatment device, has a heel on three sides forming a half crater shape, for the purpose of shaping a beam of radiation more accurately to a persons head. The wedge is constructed of a radiation attenuating material with the dimensions determined by the treatment machine utilized.
    Type: Grant
    Filed: March 18, 1996
    Date of Patent: February 15, 2000
    Inventors: Steven K.B. Castle, Kurt N. Laurer