Inventor · disambiguated record
William S. Cowan
Also filed as: COWAN WILLIAM S
14 granted patents·281 citations·filing 1978–1987
93Inventor score
Top patents by PatentIndex Score
14 records- 0179US4491351AHelical coil stab-in connectorARMCO INC·Filed 1982·Granted Jan 1, 1985·43 cites·23 claims
- 0270US4167970AHanger apparatus for suspending pipesARMCO INC·Filed 1978·Granted Sep 18, 1979·32 cites·18 claims
- 0367US4852611AWellhead connection of hydraulic control linesNAT OIL WELL U K LIMITED·Filed 1987·Granted Aug 1, 1989·45 cites·6 claims
- 0467US4408932ASubsea template levelling system and methodARMCO INC·Filed 1980·Granted Oct 11, 1983·32 cites·49 claims
- 0561US4557628AMethod and apparatus for remotely cutting broken underwater guidelinesARMCO INC·Filed 1984·Granted Dec 10, 1985·16 cites·15 claims
- 0660US4746246ARemotely actuated cutting assembly for broken underwater guidelinesNAT OILWELL·Filed 1981·Granted May 24, 1988·26 cites·15 claims
- 0756US4441740AConnectors for securing members together under large clamping forceARMCO INC·Filed 1981·Granted Apr 10, 1984·16 cites·13 claims
- 0851US4445807ADiverless subsea template levelling system and methodARMCO INC·Filed 1981·Granted May 1, 1984·18 cites·23 claims
- 0949US4181331AHanger apparatus for suspending pipesARMCO INC·Filed 1978·Granted Jan 1, 1980·15 cites·7 claims
- 1043US4451170AApparatus for connecting a tension member to an under-water anchoring baseARMCO INC·Filed 1982·Granted May 29, 1984·8 cites·14 claims
- 1142US4797029ARemotely installing a tubular stringNAT OILWELL·Filed 1986·Granted Jan 10, 1989·14 cites·5 claims
- 1239US4429902ARemotely releasable connectorARMCO INC·Filed 1980·Granted Feb 7, 1984·9 cites·30 claims
- 1332US4269268AHanger apparatus for suspending pipes with positive retrieval capabilityARMCO INC·Filed 1979·Granted May 26, 1981·4 cites·16 claims
- 1431US4167971AHanger apparatus for suspending pipesARMCO INC·Filed 1978·Granted Sep 18, 1979·3 cites·10 claims
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