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Class Information
Number: 342/459
Name: Communications: directive radio wave systems and devices (e.g., radar, radio navigation) > Directive > Position indicating (e.g., triangulation) > Underground object location
Description: Subject matter wherein the position of an atmosphere disturbance or nuclear detonation is determined.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 8436741 |
Locating device |
May. 7, 2013 |
| 8358809 |
Syntactic signal recognizer and pattern recognizer |
Jan. 22, 2013 |
| 8269669 |
Method for retrieving a geographical point on the seabed |
Sep. 18, 2012 |
| 8144058 |
System and method for collecting and updating geographical data |
Mar. 27, 2012 |
| 8081112 |
System and method for collecting information related to utility assets |
Dec. 20, 2011 |
| 7952363 |
System and method for sorting detection of signal egress from a wired communication system |
May. 31, 2011 |
| 7821424 |
Determining asset location via local triangulation |
Oct. 26, 2010 |
| 7791502 |
Determining asset location via local triangulation |
Sep. 7, 2010 |
| 7360124 |
Autonomous network fault detection and management system |
Apr. 15, 2008 |
| 7350594 |
System and method for tracking and communicating with a boring tool |
Apr. 1, 2008 |
| 7342537 |
Method of and apparatus for detecting a current carrying conductor |
Mar. 11, 2008 |
| 7319387 |
GPS interface for locating device |
Jan. 15, 2008 |
| 7150331 |
System and method for tracking and communicating with a boring tool |
Dec. 19, 2006 |
| 6937190 |
Electromagnetic impulse survey apparatus and method |
Aug. 30, 2005 |
| 6668944 |
Path mapping in underground boring tool applications |
Dec. 30, 2003 |
| 6650293 |
Technique for providing conveyance locating information |
Nov. 18, 2003 |
| 6587079 |
Object location |
Jul. 1, 2003 |
| 6549012 |
Radio system for characterizing and outlining underground industrial developments and facilities |
Apr. 15, 2003 |
| 6538616 |
Cubic antenna |
Mar. 25, 2003 |
| 6536538 |
Establishing positions of locating field detectors and path mapping in underground boring tool applications |
Mar. 25, 2003 |
| 6457537 |
Mapping tool for tracking and/or guiding an underground boring tool |
Oct. 1, 2002 |
| 6454023 |
Mapping tool for tracking and/or guiding an underground boring tool |
Sep. 24, 2002 |
| 6377872 |
Apparatus and method for microwave imaging and excavation of objects |
Apr. 23, 2002 |
| 6364035 |
Establishing positions of locating field detectors and path mapping in underground boring tool applications |
Apr. 2, 2002 |
| 6285190 |
Skin depth compensation in underground boring applications |
Sep. 4, 2001 |
| 6147480 |
Detection of metal disturbance |
Nov. 14, 2000 |
| 6133869 |
Passive technique for the remote detection of buried objects |
Oct. 17, 2000 |
| 6095260 |
System, arrangements and associated methods for tracking and/or guiding an underground boring tool |
Aug. 1, 2000 |
| 6097189 |
Object locating system |
Aug. 1, 2000 |
| 6084412 |
Imaging objects in a dissipative medium by nearfield electromagnetic holography |
Jul. 4, 2000 |
| 6075481 |
Spatial position mapping technique |
Jun. 13, 2000 |
| 6047783 |
Systems, arrangements and associated methods for tracking and/or guiding an underground boring tool |
Apr. 11, 2000 |
| 6035951 |
System for tracking and/or guiding an underground boring tool |
Mar. 14, 2000 |
| 6023986 |
Magnetic flux leakage inspection tool for pipelines |
Feb. 15, 2000 |
| 6005518 |
Coaxial cable RF leakage detector |
Dec. 21, 1999 |
| 5895436 |
Vehicle tracking system using cellular network |
Apr. 20, 1999 |
| 5838279 |
Navigation and tracking system for shielded spaces |
Nov. 17, 1998 |
| 5767679 |
Geophysical prospecting apparatus utilizing pulsed electromagnetic signals and having a scanned four-cycle transmitter |
Jun. 16, 1998 |
| 5339088 |
Method and apparatus for measurement of direction |
Aug. 16, 1994 |
| 5334986 |
Device for determining the position of a vehicle |
Aug. 2, 1994 |
| 5307272 |
Minefield reconnaissance and detector system |
Apr. 26, 1994 |
| 5294937 |
Cable leakage monitoring system |
Mar. 15, 1994 |
| 4992786 |
Electrical conductor detector |
Feb. 12, 1991 |
| 4896116 |
Pulse radar method and apparatus for detecting an object |
Jan. 23, 1990 |
| 4881083 |
Homing technique for an in-ground boring device |
Nov. 14, 1989 |
| 4812850 |
Method and apparatus for combining waveforms |
Mar. 14, 1989 |
| 4806869 |
An above-ground arrangement for and method of locating a discrete in ground boring device |
Feb. 21, 1989 |
| 4746867 |
Antenna assembly for microwave reflection survey equipment |
May. 24, 1988 |
| 4733242 |
Submarine detection system |
Mar. 22, 1988 |
| 4728897 |
Microwave reflection survey technique for determining depth and orientation of buried objects |
Mar. 1, 1988 |
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