Is a
Patent attributes
Patent Applicant
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Mark S. Olsson0
Ray Merewether0
Eric M. Chapman0
Sequoyah Aldridge0
Date of Patent
December 12, 2017
0Patent Application Number
151502080
Date Filed
May 9, 2016
0Patent Citations Received
0
Patent Primary Examiner
Patent abstract
Optical ground tracking apparatus for use with buried object locators or other instruments or devices are disclosed. In one embodiment, a buried object locator includes a locator module disposed in our coupled to the housing to sense a buried object based on emitted magnetic fields, and a surface tracking module for determining motion information of the buried object locator based on light reflected from a tracking surface.
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