Patents by Inventor H. Joseph Weaver

H. Joseph Weaver 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).

  • An image focusing means by using an opaque object to diffract x-rays
    Patent number: 5022061
    Abstract: The invention provides a method and apparatus for focusing and imaging x-rays. An opaque sphere is used as a diffractive imaging element to diffract x-rays from an object so that the divergent x-ray wavefronts are transformed into convergent wavefronts and are brought to focus to form an image of the object with a large depth of field.
    Type: Grant
    Filed: April 30, 1990
    Date of Patent: June 4, 1991
    Assignee: The United States of America as represented by the United States Department of Energy
    Inventors: Gary E. Sommargren, H. Joseph Weaver