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:
May. 23, 2000
Filed:
Nov. 05, 1998
Applicant:
Inventors:
Kenneth L Graves, Golden Valley, MN (US);
Eric N Rudie, Maple Grove, MN (US);
Assignee:
Urologix, Inc., Minneapolis, MN (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61N / ;
U.S. Cl.
CPC ...
607101 ; 607105 ; 607113 ; 607156 ;
Abstract
A microwave energy delivery system for microwave thermal therapy includes an antenna and a transmission line connected to the antenna. A microwave generating source includes a generator connected to the transmission line and a dual directional coupler for detecting forward power delivered to the antenna and reverse power reflected from the antenna with low uncertainty.