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. 14, 1993
Filed:
Jun. 08, 1992
Applicant:
Inventor:
Lawrence W Engdahl, Guilford, CT (US);
Assignee:
Digital Scintigraphics, Inc., Waltham, MA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G21K / ;
U.S. Cl.
CPC ...
2505051 ; 2503631 ; 378147 ; 378149 ;
Abstract
An annular cylindrical multihole collimator for a radioisotope camera made by forming a plurality of closed annular radio-opaque plates which may be all corrugated plates or may be half corrugated and half flat, each having at least one collimator segment section and junction, and stacking a number of said plates cylindrically, axially on one another, alternately if both flat and corrugated plates are used, to form an annular cylindrical multihole collimator with at least one segment, each plate being bonded to its adjacent plates.