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:
Mar. 24, 2009
Filed:
Aug. 08, 2005
Applicants:
Akihiko Nishide, Tokyo, JP;
Masatake Nukui, Tokyo, JP;
Katsumi Azu, Tokyo, JP;
Inventors:
Assignee:
GE Medical Systems Global Technology Company, LLC, Waukesha, WI (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01N 23/083 (2006.01); G21K 1/04 (2006.01);
U.S. Cl.
CPC ...
Abstract
A collimator control method for an X-ray CT apparatus includes changing an aperture of the collimator according to a position of a helical scan on the body axis of the subject in the progress of the helical scan.