Assignee
PETRO TECH TOOLS INC
US·3 granted patents·59 citations·filing 1987–1990
Technology mixE21B3
Top patents by PatentIndex Score
3 records- 0151US5092402ATubing end locatorPETRO TECH TOOLS INC·Filed 1990·Granted Mar 3, 1992·31 cites·5 claims
- 0240US5095979AApparatus for operating a downhole tool using coil tubingPETRO TECH TOOLS INC·Filed 1990·Granted Mar 17, 1992·18 cites·3 claims
- 0333US4762175AApparatus for connecting jars to a downhole toolPETRO TECH TOOLS INC·Filed 1987·Granted Aug 9, 1988·10 cites·14 claims
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