Inventor · disambiguated record
Clay W. Milligan, Jr.
Also filed as: MILLIGAN JR CLAY W
12 granted patents·424 citations·filing 1998–2003
93Inventor score
Technology areasE21B
Top patents by PatentIndex Score
12 records- 0192US6328109B1Downhole valveSCHLUMBERGER TECHNOLOGY CORP·Filed 2000·Granted Dec 11, 2001·120 cites·54 claims
- 0284US6308783B2Wellbore flow control deviceSCHLUMBERGER TECHNOLOGY CORP·Filed 2000·Granted Oct 30, 2001·56 cites·35 claims
- 0374US6311776B1Dual diverter and orientation device for multilateral completions and methodCAMCO INT·Filed 2000·Granted Nov 6, 2001·44 cites·26 claims
- 0468US6237683B1Wellbore flow control deviceCAMCO INT·Filed 1998·Granted May 29, 2001·41 cites·16 claims
- 0567US6494264B2Wellbore flow control deviceSCHLUMBERGER TECHNOLOGY CORP·Filed 2001·Granted Dec 17, 2002·29 cites·15 claims
- 0664US6321842B1Flow control in a wellboreSCHLUMBERGER TECHNOLOGY CORP·Filed 2000·Granted Nov 27, 2001·27 cites·37 claims
- 0763US6241015B1Apparatus for remote control of wellbore fluid flowCAMCO INT·Filed 1999·Granted Jun 5, 2001·43 cites·31 claims
- 0858US6978842B2Volume compensated shifting toolSCHLUMBERGER TECHNOLOGY CORP·Filed 2003·Granted Dec 27, 2005·20 cites·20 claims
- 0951US6227302B1Apparatus and method for controlling fluid flow in a wellboreCAMEO INTERNATIONAL INC·Filed 1999·Granted May 8, 2001·32 cites·70 claims
- 1038US6715557B2Tool stringSCHLUMBERGER TECHNOLOGY CORP·Filed 2002·Granted Apr 6, 2004·3 cites·49 claims
- 1132US6209649B1Selective re-entry tool for multiple tubing completions and method of usingCAMCO INT·Filed 1999·Granted Apr 3, 2001·6 cites·20 claims
- 1230US6247535B1Orienting and locking swivel and methodCAMCO INT·Filed 1999·Granted Jun 19, 2001·3 cites·43 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →