The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Aug. 08, 1995
Filed:
Aug. 06, 1993
Applicant:
Inventors:
Michael F Moyers, Redlands, CA (US);
Jeffrey V Siebers, Grand Terrace, CA (US);
Assignee:
Loma Linda University Medical Center, Loma Linda, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01J / ;
U.S. Cl.
CPC ...
2504923 ; 2505051 ;
Abstract
A radiation treatment apparatus comprises a source of charged particles, preferably protons, for producing a particle beam, and a scattering foil for changing the diameter of the charged particle beam. The scattering foil is configured so that its thickness is both uniform and continuously adjustable throughout a range of thicknesses.