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. 11, 2018
Filed:
Oct. 21, 2016
Seescan Inc., San Diego, CA (US);
Mark S. Olsson, La Jolla, CA (US);
Stephanie M. Bench, Carlsbad, CA (US);
Jan Soukup, San Diego, CA (US);
Inho Shin, San Diego, CA (US);
Ray Merewether, La Jolla, CA (US);
SEESCAN, INC., San Diego, CA (US);
Abstract
Utility locating systems using keyed magnetic field signaling are disclosed. the systems include a utility locating transmitter for generating and outputting one or more different keyed current output signals, where the keyed signals include data defining a utility type or designator a locator sub-system, and corresponding utility locators for receiving keyed magnetic field signals resulting from flow of the keyed output current signals in the utilities and determining locate information and utility type information from the received magnetic field signals.