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:
Jul. 02, 2002
Filed:
Jul. 23, 1999
Applicant:
Inventors:
Carl Harry Knowles, Moorestown, NJ (US);
Charles A. Naylor, Sewell, NJ (US);
David Paul Bubnoski, Moorestown, NJ (US);
Assignee:
Metrologic Instruments Inc., Blackwood, NJ (US);
Primary Examiner:
Int. Cl.
CPC ...
G06K 7/10 ; G02B 2/600 ;
U.S. Cl.
CPC ...
G06K 7/10 ; G02B 2/600 ;
Abstract
A projection laser scanner produces an approximately columnar scanning volume for scanning code symbols therein, while preventing unintentional scanning of code symbols on nearby objects located outside of the approximately columnar scanning volume. The approximately columnar scanning volume is produced using at least five stationary light reflective surfaces arranged in two or more pairs.