Inventor · disambiguated record
Tri C. Le
Also filed as: LE TRI · LE TRI C · LE TRI CANH
18 granted patents·1 pending application·684 citations·filing 1982–2009
96Inventor score
Top patents by PatentIndex Score
19 records- 0190US7195224B2Blowout preventer and locking mechanismVARCO INT·Filed 2005·Granted Mar 27, 2007·41 cites·19 claims
- 0288US6630407B2Plasma etching of organic antireflective coatingLAM RES CORP·Filed 2001·Granted Oct 7, 2003·58 cites·20 claims
- 0387US4516752AMechanically preloaded packing assemblyJOY MFG CO·Filed 1984·Granted May 14, 1985·50 cites·6 claims
- 0484US6930048B1Etching a metal hard mask for an integrated circuit structureLAM RES CORP·Filed 2002·Granted Aug 16, 2005·43 cites·32 claims
- 0584US5199683ABlowout preventer opening mechanismBAROID TECHNOLOGY INC·Filed 1992·Granted Apr 6, 1993·49 cites·19 claims
- 0680US5505426AHydraulically controlled blowout preventerVARCO SHAFFER INC·Filed 1995·Granted Apr 9, 1996·98 cites·20 claims
- 0775US6719042B2Shear ram assemblyVARCO SHAFFER INC·Filed 2002·Granted Apr 13, 2004·56 cites·20 claims
- 0874US4535967AExpanding gate valve with fluid-powered actuatorJOY MFG CO·Filed 1984·Granted Aug 20, 1985·32 cites·3 claims
- 0971US4556224ACrossover seal assemblyJOY MFG CO·Filed 1984·Granted Dec 3, 1985·37 cites·11 claims
- 1068US5064164ABop seal with improved metal insertsBAROID TECHNOLOGY INC·Filed 1991·Granted Nov 12, 1991·47 cites·20 claims
- 1168US4468039APacking ring cartridge with adjusting screwsACF IND INC·Filed 1983·Granted Aug 28, 1984·23 cites·6 claims
- 1261US4407516APressure energized sealing connection with annular seal ringACF IND INC·Filed 1982·Granted Oct 4, 1983·20 cites·9 claims
- 1358US4650226AHolddown screwJOY MFG CO·Filed 1986·Granted Mar 17, 1987·31 cites·3 claims
- 1458US4650225AHydraulic holddown screw with mechanical retention meansJOY MFG CO·Filed 1986·Granted Mar 17, 1987·30 cites·3 claims
- 1557US5158264AParallel expanding gate valveBAROID TECHNOLOGY INC·Filed 1991·Granted Oct 27, 1992·22 cites·14 claims
- 1651US5114158APacking assembly for oilfield equipment and methodLE TRI C·Filed 1990·Granted May 19, 1992·28 cites·19 claims
- 1743US5011110ABOP seal with improved metal insertsBAROID TECHNOLOGY INC·Filed 1990·Granted Apr 30, 1991·17 cites·20 claims
- 1836US2010155073A1Retrievable hydraulic subsea bop control podDIAMOND OFFSHORE DRILLING INC·Filed 2009·Application pending·0 cites
- 1929US4575106AHigh pressure sealing connection with metal sealJOY MFG CO·Filed 1984·Granted Mar 11, 1986·2 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →