Inventor · disambiguated record
Richard W. Couch, Jr.
Also filed as: BAILEY WILLIAM V · COUCH JR RICHARD W · COUCH RICHARD W
37 granted patents·1 pending application·2,621 citations·filing 1977–2012
99Inventor score
Top patents by PatentIndex Score
38 records- 0198US5132512AArc torch nozzle shield for plasmaHYPERTHERM INC·Filed 1991·Granted Jul 21, 1992·170 cites·5 claims
- 0298US4902871AApparatus and process for cooling a plasma arc electrodeHYPERTHERM INC·Filed 1988·Granted Feb 20, 1990·170 cites·17 claims
- 0397US5695662APlasma arc cutting process and apparatus using an oxygen-rich gas shieldHYPERTHERM INC·Filed 1996·Granted Dec 9, 1997·167 cites·35 claims
- 0497US4791268AArc plasma torch and method using contact startingHYPERTHERM INC·Filed 1987·Granted Dec 13, 1988·163 cites·23 claims
- 0596US5380976AProcess for high quality plasma arc and laser cutting of stainless steel and aluminumHYPERTHERM INC·Filed 1993·Granted Jan 10, 1995·93 cites·13 claims
- 0696US5170033ASwirl ring and flow control process for a plasma arc torchHYPERTHERM INC·Filed 1991·Granted Dec 8, 1992·88 cites·14 claims
- 0794US4203022AMethod and apparatus for positioning a plasma arc cutting torchHYPERTHERM INC·Filed 1977·Granted May 13, 1980·90 cites·6 claims
- 0893US5396043APlasma arc cutting process and apparatus using an oxygen-rich gas shieldHYPERTHERM INC·Filed 1991·Granted Mar 7, 1995·110 cites·41 claims
- 0993US5317126ANozzle and method of operation for a plasma arc torchHYPERTHERM INC·Filed 1992·Granted May 31, 1994·133 cites·26 claims
- 1093US4861962ANozzle shield for a plasma arc torchHYPERTHERM INC·Filed 1988·Granted Aug 29, 1989·93 cites·17 claims
- 1192US5717187APlasma torch condition monitoringCOMMW SCIENT IND RES ORG·Filed 1995·Granted Feb 10, 1998·107 cites·16 claims
- 1291US7659488B2Composite electrode for a plasma arc torchHYPERTHERM INC·Filed 2006·Granted Feb 9, 2010·39 cites·30 claims
- 1391US5897795AIntegral spring consumables for plasma arc torch using blow forward contact starting systemHYPERTHERM INC·Filed 1996·Granted Apr 27, 1999·133 cites·11 claims
- 1491US5070227AProceses and apparatus for reducing electrode wear in a plasma arc torchHYPERTHERM INC·Filed 1990·Granted Dec 3, 1991·82 cites·21 claims
- 1591US4421970AHeight sensing system for a plasma arc cutting toolHYPERTHERM INC·Filed 1982·Granted Dec 20, 1983·50 cites·1 claims
- 1690US6841754B2Composite electrode for a plasma arc torchHYPERTHERM INC·Filed 2002·Granted Jan 11, 2005·64 cites·51 claims
- 1789US5166494AProcess and apparatus for reducing electrode wear in a plasma arc torchHYPERTHERM INC·Filed 1991·Granted Nov 24, 1992·85 cites·32 claims
- 1888US5120930APlasma arc torch with improved nozzle shield and step flowHYPERTHERM INC·Filed 1989·Granted Jun 9, 1992·60 cites·18 claims
- 1984US5841095AApparatus and method for improved assembly concentricity in a plasma arc torchHYPERTHERM INC·Filed 1996·Granted Nov 24, 1998·100 cites·14 claims
- 2083US5653896AProcess for high quality plasma arc and laser cutting of stainless steel and aluminumHYPERTHERM INC·Filed 1996·Granted Aug 5, 1997·39 cites·20 claims
- 2181US6525291B1Process and apparatus for cutting or welding a workpieceHYPERTHERM INC·Filed 2000·Granted Feb 25, 2003·18 cites·60 claims
- 2281US5591357APlasma arc cutting process and apparatus using an oxygen-rich gas shieldHYPERTHERM INC·Filed 1995·Granted Jan 7, 1997·71 cites·15 claims
- 2381US5464962AElectrode for a plasma arc torchHYPERTHERM INC·Filed 1994·Granted Nov 7, 1995·48 cites·20 claims
- 2481US4361748ACooling and height sensing system for a plasma arc cutting toolCOUCH JR RICHARD W·Filed 1981·Granted Nov 30, 1982·33 cites·5 claims
- 2576US6130399AElectrode for a plasma arc torch having an improved insert configurationHYPERTHERM INC·Filed 1998·Granted Oct 10, 2000·64 cites·38 claims
- 2676US5756959ACoolant tube for use in a liquid-cooled electrode disposed in a plasma arc torchHYPERTHERM INC·Filed 1996·Granted May 26, 1998·76 cites·20 claims
- 2775US4816637AUnderwater and above-water plasma arc cutting torch and methodHYPERTHERM INC·Filed 1987·Granted Mar 28, 1989·31 cites·18 claims
- 2874US5601734AElectrode for a plasma arc torchHYPERTHERM INC·Filed 1995·Granted Feb 11, 1997·52 cites·20 claims
- 2973US5760363AApparatus and method for starting and stopping a plasma arc torch used for mechanized cutting and marking applicationsHYPERTHERM INC·Filed 1996·Granted Jun 2, 1998·64 cites·20 claims
- 3073US5414236AProcess for high quality plasma arc cutting of stainless steel and aluminumHYPERTHERM INC·Filed 1992·Granted May 9, 1995·28 cites·14 claims
- 3171US7049540B2Process and apparatus for cutting or welding a workpieceHYPERTHERM INC·Filed 2004·Granted May 23, 2006·9 cites·18 claims
- 3263US5558786AProcess for high quality plasma arc and laser cutting of stainless steel and aluminumHYPERTHERM INC·Filed 1994·Granted Sep 24, 1996·16 cites·17 claims
- 3363US5310988AElectrode for high current density plasma arc torchHYPERTHERM INC·Filed 1992·Granted May 10, 1994·32 cites·16 claims
- 3461US5756960ADetecting non-symmetrical nozzle wear in a plasma arc torchCOMMW SCIENT IND RES ORG·Filed 1995·Granted May 26, 1998·39 cites·33 claims
- 3559USRE46925EComposite electrode for a plasma arc torchCOOK DAVID J·Filed 2012·Granted Jun 26, 2018·1 cites·30 claims
- 3652US6720518B2Process and apparatus for cutting or welding a workpieceHYPERTHERM INC·Filed 2002·Granted Apr 13, 2004·2 cites·21 claims
- 3747US6713709B2Process and apparatus for cutting or welding a workpieceHYPERTHERM INC·Filed 2002·Granted Mar 30, 2004·1 cites·32 claims
- 3840US2005067387A1Composite electrode for a plasma arc torchHYPERTHERM INC·Filed 2004·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →