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:
Dec. 30, 2008
Filed:
Aug. 24, 2006
Applicants:
Carey L. Larsson, Ottawa, CA;
Harry Ing, Deep River, CA;
Salah Djeffal, Deep River, CA;
Hugh R. Andrews, Pembroke, CA;
Ming Zhang, Ottawa, CA;
Inventors:
Carey L. Larsson, Ottawa, CA;
Harry Ing, Deep River, CA;
Salah Djeffal, Deep River, CA;
Hugh R. Andrews, Pembroke, CA;
Ming Zhang, Ottawa, CA;
Assignee:
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01T 1/16 (2006.01);
U.S. Cl.
CPC ...
Abstract
A portable directional gamma ray radiation detector having a plurality of gamma ray radiation detectors separated by lead shielding arranged in an enclosure. Outputs from the detectors are applied to a signal processor to determine the location of a gamma ray emitter, and the signal processor is connected to a display device on the detector that indicates the direction to the gamma ray emitter.