Inventor · disambiguated record
Praful C. Desai
Also filed as: DESAI PRAFUL · DESAI PRAFUL C
22 granted patents·5 pending applications·670 citations·filing 1977–2014
96Inventor score
Top patents by PatentIndex Score
27 records- 0193US6612383B2Method and apparatus for milling well casing and drilling formationSMITH INTERNATIONAL·Filed 2000·Granted Sep 2, 2003·126 cites·6 claims
- 0293US4693328AExpandable well drilling toolSMITH INTERNATIONAL·Filed 1986·Granted Sep 15, 1987·124 cites·33 claims
- 0390US4660657AUnderreamerSMITH INTERNATIONAL·Filed 1985·Granted Apr 28, 1987·99 cites·14 claims
- 0489US8122977B2Cutting device with multiple cutting structuresDEWEY CHARLES H·Filed 2010·Granted Feb 28, 2012·12 cites·19 claims
- 0589US6752211B2Method and apparatus for multilateral junctionSMITH INTERNATIONAL·Filed 2001·Granted Jun 22, 2004·82 cites·37 claims
- 0686US5010967AMilling apparatus with replaceable bladesSMITH INTERNATIONAL·Filed 1989·Granted Apr 30, 1991·48 cites·3 claims
- 0783US7762330B2Methods of making multiple casing cutsSMITH INTERNATIONAL·Filed 2008·Granted Jul 27, 2010·37 cites·20 claims
- 0881US8459357B2Milling system and method of millingDEWEY CHARLES H·Filed 2010·Granted Jun 11, 2013·7 cites·27 claims
- 0976US8893826B2Optimized reaming system based upon weight on toolSMITH INTERNATIONAL·Filed 2012·Granted Nov 25, 2014·4 cites·18 claims
- 1075US8881845B2Expandable window milling bit and methods of milling a window in casingDEWEY CHARLES H·Filed 2012·Granted Nov 11, 2014·4 cites·17 claims
- 1175US7207401B2One trip milling systemSMITH INTERNATIONAL·Filed 2003·Granted Apr 24, 2007·32 cites·38 claims
- 1273US8613331B2On demand actuation systemDESAI PRAFUL C·Filed 2010·Granted Dec 24, 2013·4 cites·10 claims
- 1373US4696502ADual string packer millSMITH INTERNATIONAL·Filed 1985·Granted Sep 29, 1987·45 cites·9 claims
- 1470US8327954B2Optimized reaming system based upon weight on toolDESAI PRAFUL C·Filed 2009·Granted Dec 11, 2012·10 cites·17 claims
- 1567US8186458B2Expandable window milling bit and methods of milling a window in casingDEWEY CHARLES H·Filed 2005·Granted May 29, 2012·9 cites·33 claims
- 1665US7699120B2On demand actuation systemSMITH INTERNATIONAL·Filed 2008·Granted Apr 20, 2010·7 cites·13 claims
- 1763US7753139B2Cutting device with multiple cutting structuresSMITH INTERNATIONAL·Filed 2005·Granted Jul 13, 2010·6 cites·28 claims
- 1848US9617791B2Sidetracking system and related methodsSMITH INTERNATIONAL·Filed 2014·Granted Apr 11, 2017·0 cites·18 claims
- 1946US10156097B2Downhole tool for increasing a wellbore diameterSMITH INTERNATIONAL·Filed 2014·Granted Dec 18, 2018·0 cites·17 claims
- 2046US9512680B2Coring bit to whipstock systems and methodsSMITH INTERNATIONAL·Filed 2013·Granted Dec 6, 2016·0 cites·20 claims
- 2146US4076278ALaterally engageable flowline connector deviceELF AQUITAINE·Filed 1977·Granted Feb 28, 1978·13 cites·10 claims
- 2242US2007187085A1One trip milling systemDEWEY CHARLES H·Filed 2007·Application pending·0 cites
- 2340US8967270B2Rigless abandonment systemDESAI PRAFUL C·Filed 2009·Granted Mar 3, 2015·1 cites·19 claims
- 2438US2014360723A1Protective sheath through a casing windowSMITH INTERNATIONAL·Filed 2014·Application pending·0 cites
- 2538US2012127830A1Downhole imaging system and related methods of useDESAI PRAFUL C·Filed 2010·Application pending·0 cites
- 2637US2004262006A1Method and apparatus for multilateral junctionSMITH INTERNATIONAL·Filed 2004·Application pending·0 cites
- 2735US2004003925A1Method and apparatus for providing protected multilateral junctionsFiled 2003·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →