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.

Date of Patent:
Apr. 20, 2021

Filed:

Mar. 19, 2018
Applicant:

Seescan, Inc., San Diego, CA (US);

Inventors:

Mark S. Olsson, La Jolla, CA (US);

David A. Cox, San Diego, CA (US);

Stephanie M. Bench, Carlsbad, CA (US);

Jan Soukup, San Diego, CA (US);

Timothy M. Turner, El Cajon, CA (US);

Ryan B. Levin, San Diego, CA (US);

Ray Merewether, La Jolla, CA (US);

Assignee:

SEESCAN, INC., San Diego, CA (US);

Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01V 3/10 (2006.01); G01V 3/08 (2006.01); G01V 3/15 (2006.01);
U.S. Cl.
CPC ...
G01V 3/10 (2013.01); G01V 3/08 (2013.01); G01V 3/15 (2013.01);
Abstract

Multi-frequency buried object location system transmitters and locators are disclosed. A transmitter may generate and provide output signals to a buried object at a plurality of frequencies, which may be selected based on a connection type. Corresponding locators may simultaneously receive a plurality of magnetic field signals emitted from the buried object and generate visual and/or audible output information based at least in part on the plurality of received magnetic field signals. The visual and/or audible output may be further based on signals received from a quad-gradient antenna array.


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