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:
Sep. 29, 2015
Filed:
Oct. 03, 2011
Applicants:
John Signorelli, Cypress, TX (US);
Samuel Bell, Tomball, TX (US);
Tsili Wang, Katy, TX (US);
Roland Edward Chemali, Kingwood, TX (US);
Sheng Fang, Houston, TX (US);
Inventors:
John Signorelli, Cypress, TX (US);
Samuel Bell, Tomball, TX (US);
Tsili Wang, Katy, TX (US);
Roland Edward Chemali, Kingwood, TX (US);
Sheng Fang, Houston, TX (US);
Assignee:
BAKER HUGHES INCORPORATED, Houston, TX (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01V 3/28 (2006.01);
U.S. Cl.
CPC ...
G01V 3/28 (2013.01);
Abstract
An antenna system for a downhole tool has an antenna that is configured to operate at a plurality of frequencies. The tuning circuit is on the interior of the tool and shielded from borehole fluids. The tuning circuit is coupled to the antenna by a transformer circuit.