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:
Apr. 29, 2014
Filed:
Feb. 27, 2008
Applicants:
William A. Blair, San Diego, CA (US);
Bruce E. Barnes, Escondido, CA (US);
David A. Poirier, Escondido, CA (US);
Inventors:
William A. Blair, San Diego, CA (US);
Bruce E. Barnes, Escondido, CA (US);
David A. Poirier, Escondido, CA (US);
Assignee:
RF Surgical Systems, Inc., Bellevue, WA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G08B 13/14 (2006.01);
U.S. Cl.
CPC ...
Abstract
A system determines the presence or absence of objects by interrogating or exciting transponders coupled to the objects using pulsed signals over a number of wide band frequency bands with dynamic tuning about a center frequency of each band and less sensitivity to noise fluctuation.