Assignee
UNDERGROUND TECHNOLOGIES INC
US·6 granted patents·150 citations·filing 1988–1990
Top patents by PatentIndex Score
6 records- 0175US4858703ASelf-propelled subsoil penetrating tool systemUNDERGROUND TECHNOLOGIES INC·Filed 1988·Granted Aug 22, 1989·33 cites·3 claims
- 0275US4842207ADevice for detecting and measuring the tension on a cableUNDERGROUND TECHNOLOGIES INC·Filed 1988·Granted Jun 27, 1989·33 cites·2 claims
- 0373US4957173AMethod and apparatus for subsoil drillingUNDERGROUND TECHNOLOGIES INC·Filed 1989·Granted Sep 18, 1990·45 cites·12 claims
- 0457US4923134ASelf-propelled subsoil penetrating tool systemUNDERGROUND TECHNOLOGIES INC·Filed 1989·Granted May 8, 1990·26 cites·2 claims
- 0543US5054565ASteering mechanism for a subsoil boring apparatusUNDERGROUND TECHNOLOGIES INC·Filed 1990·Granted Oct 8, 1991·9 cites·5 claims
- 0633US4866214AService cable for a subsoil penetrating tool and method of preventing rotation of the cable when in useUNDERGROUND TECHNOLOGIES INC·Filed 1988·Granted Sep 12, 1989·4 cites·11 claims
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