Inventor · disambiguated record
Henry Edward Howard
Also filed as: HOWARD HENRY E · HOWARD HENRY EDWARD
79 granted patents·30 pending applications·1,179 citations·filing 1992–2024
99Inventor score
Files withPRAXAIR TECHNOLOGY INC44HOWARD HENRY EDWARD34HOWARD HENRY E17DRAGOMIR RAMONA MANUELA2FALTA STEVEN R2
Top patents by PatentIndex Score
109 records- 0197US7871457B2Carbon dioxide production methodPRAXAIR TECHNOLOGY INC·Filed 2006·Granted Jan 18, 2011·41 cites·11 claims
- 0297US6477859B2Integrated heat exchanger system for producing carbon dioxidePRAXAIR TECHNOLOGY INC·Filed 2001·Granted Nov 12, 2002·105 cites·28 claims
- 0396US7666251B2Carbon dioxide purification methodPRAXAIR TECHNOLOGY INC·Filed 2006·Granted Feb 23, 2010·26 cites·12 claims
- 0495US9038413B2Separation method and apparatusHOWARD HENRY EDWARD·Filed 2011·Granted May 26, 2015·13 cites·5 claims
- 0594US8020408B2Separation method and apparatusPRAXAIR TECHNOLOGY INC·Filed 2006·Granted Sep 20, 2011·22 cites·6 claims
- 0693US5927103ACarbon dioxide production system with integral vent gas condenserPRAXAIR TECHNOLOGY INC·Filed 1998·Granted Jul 27, 1999·87 cites·10 claims
- 0791US6557361B1Method for operating a cascade refrigeration systemPRAXAIR TECHNOLOGY INC·Filed 2002·Granted May 6, 2003·55 cites·15 claims
- 0891US6438994B1Method for providing refrigeration using a turboexpander cyclePRAXAIR TECHNOLOGY INC·Filed 2001·Granted Aug 27, 2002·69 cites·18 claims
- 0990US6694763B2Method for operating a transcritical refrigeration systemPRAXAIR TECHNOLOGY INC·Filed 2002·Granted Feb 24, 2004·49 cites·16 claims
- 1089US7469556B2Natural gas liquefaction systemPRAXAIR TECHNOLOGY INC·Filed 2007·Granted Dec 30, 2008·8 cites·4 claims
- 1189US7461522B2Light component separation from a carbon dioxide mixturePRAXAIR TECHNOLOGY INC·Filed 2007·Granted Dec 9, 2008·9 cites·18 claims
- 1288US9441878B2Air separation apparatusHOWARD HENRY EDWARD·Filed 2016·Granted Sep 13, 2016·2 cites·6 claims
- 1388US7632337B2Air prepurification for cryogenic air separationPRAXAIR TECHNOLOGY INC·Filed 2006·Granted Dec 15, 2009·9 cites·62 claims
- 1488US6210467B1Carbon dioxide cleaning system with improved recoveryPRAXAIR TECHNOLOGY INC·Filed 1999·Granted Apr 3, 2001·63 cites·10 claims
- 1587US10981103B2System and method for enhanced recovery of liquid oxygen from a nitrogen and argon producing cryogenic air separation unitPARSNICK DAVID R·Filed 2019·Granted Apr 20, 2021·4 cites·20 claims
- 1686US10024595B2System and method for cryogenic purification of a feed stream comprising hydrogen, methane, nitrogen and argonHOWARD HENRY E·Filed 2016·Granted Jul 17, 2018·3 cites·18 claims
- 1785US6070431ADistillation system for producing carbon dioxidePRAXAIR TECHNOLOGY INC·Filed 1999·Granted Jun 6, 2000·52 cites·10 claims
- 1885US6035662AMethod and apparatus for enhancing carbon dioxide recoveryPRAXAIR TECHNOLOGY INC·Filed 1998·Granted Mar 14, 2000·81 cites·20 claims
- 1984US10443603B2Method for compressing an incoming feed air stream in a cryogenic air separation plantHOWARD HENRY E·Filed 2015·Granted Oct 15, 2019·3 cites·20 claims
- 2084US9222726B2Air separation method and apparatus with improved argon recoveryHOWARD HENRY EDWARD·Filed 2014·Granted Dec 29, 2015·2 cites·6 claims
- 2184US7621152B2Compact cryogenic plantPRAXAIR TECHNOLOGY INC·Filed 2006·Granted Nov 24, 2009·6 cites·12 claims
- 2284US6595009B1Method for providing refrigeration using two circuits with differing multicomponent refrigerantsPRAXAIR TECHNOLOGY INC·Filed 2002·Granted Jul 22, 2003·38 cites·12 claims
- 2383US7437890B2Cryogenic air separation system with multi-pressure air liquefactionPRAXAIR TECHNOLOGY INC·Filed 2006·Granted Oct 21, 2008·5 cites·8 claims
- 2482US10088229B2System and method for cryogenic purification of a feed stream comprising hydrogen, methane, nitrogen and argonHOWARD HENRY E·Filed 2016·Granted Oct 2, 2018·2 cites·31 claims
- 2582US9279613B2Air separation method and apparatusHOWARD HENRY EDWARD·Filed 2010·Granted Mar 8, 2016·2 cites·3 claims
- 2682US5802873ACryogenic rectification system with dual feed air turboexpansionPRAXAIR TECHNOLOGY INC·Filed 1997·Granted Sep 8, 1998·45 cites·8 claims
- 2782US5758515ACryogenic air separation with warm turbine recyclePRAXAIR TECHNOLOGY INC·Filed 1997·Granted Jun 2, 1998·47 cites·10 claims
- 2881US8397535B2Method and apparatus for pressurized product productionHOWARD HENRY EDWARD·Filed 2009·Granted Mar 19, 2013·5 cites·14 claims
- 2981US8216351B2Carbon dioxide purification apparatusSHAH MINISH MAHENDRA·Filed 2009·Granted Jul 10, 2012·4 cites·12 claims
- 3081US7779899B2Plate-fin heat exchanger having application to air separationPRAXAIR TECHNOLOGY INC·Filed 2006·Granted Aug 24, 2010·7 cites·6 claims
- 3181US7456326B2VOC reduction in ethanol plantsPRAXAIR TECHNOLOGY INC·Filed 2007·Granted Nov 25, 2008·5 cites·9 claims
- 3281US6881354B2Multicomponent refrigerant fluids for low and cryogenic temperaturesPRAXAIR TECHNOLOGY INC·Filed 2002·Granted Apr 19, 2005·23 cites·6 claims
- 3379US10048002B2Air separation methodHOWARD HENRY EDWARD·Filed 2016·Granted Aug 14, 2018·1 cites·4 claims
- 3478US7549301B2Air separation methodPRAXAIR TECHNOLOGY INC·Filed 2006·Granted Jun 23, 2009·3 cites·11 claims
- 3578US5469710ACryogenic rectification system with enhanced argon recoveryPRAXAIR TECHNOLOGY INC·Filed 1994·Granted Nov 28, 1995·37 cites·8 claims
- 3677US10385861B2Method for compressing an incoming feed air stream in a cryogenic air separation plantDEGENSTEIN NICK J·Filed 2015·Granted Aug 20, 2019·3 cites·14 claims
- 3777US5313800AProcess for maximizing the recovery of argon from an air separation system at high argon recovery ratesPRAXAIR TECHNOLOGY INC·Filed 1993·Granted May 24, 1994·36 cites·14 claims
- 3875US8429933B2Method for varying liquid production in an air separation plant with use of a variable speed turboexpanderHOWARD HENRY EDWARD·Filed 2007·Granted Apr 30, 2013·2 cites·5 claims
- 3975US7231784B2Method for producing liquefied natural gasPRAXAIR TECHNOLOGY INC·Filed 2004·Granted Jun 19, 2007·20 cites·11 claims
- 4074US8376035B2Plate-fin heat exchangerPRAXAIR TECHNOLOGY INC·Filed 2006·Granted Feb 19, 2013·2 cites·3 claims
- 4172US9212849B2Air separation method and apparatus with improved argon recoveryHOWARD HENRY EDWARD·Filed 2014·Granted Dec 15, 2015·0 cites·9 claims
- 4272US8286446B2Method and apparatus for separating airHOWARD HENRY EDWARD·Filed 2008·Granted Oct 16, 2012·2 cites·16 claims
- 4372US6591618B1Supercritical refrigeration systemPRAXAIR TECHNOLOGY INC·Filed 2002·Granted Jul 15, 2003·18 cites·14 claims
- 4471US10533565B2Method for compressing an incoming feed air stream in a cryogenic air separation plantHOWARD HENRY E·Filed 2019·Granted Jan 14, 2020·0 cites·10 claims
- 4571US10519962B2Method for compressing an incoming feed air stream in a cryogenic air separation plantHOWARD HENRY E·Filed 2019·Granted Dec 31, 2019·0 cites·10 claims
- 4671US8640496B2Method and apparatus for separating airHOWARD HENRY EDWARD·Filed 2008·Granted Feb 4, 2014·1 cites·10 claims
- 4769US12123646B2System and method to produce liquefied natural gas using a three pinion integral gear machineHOWARD HENRY EDWARD·Filed 2022·Granted Oct 22, 2024·0 cites·6 claims
- 4869US10190819B2Argon condensation system and methodFALTA STEVEN R·Filed 2018·Granted Jan 29, 2019·0 cites·7 claims
- 4968US10247471B2Argon condensation system and methodHANDLEY JAMES R·Filed 2018·Granted Apr 2, 2019·0 cites·12 claims
- 5068US7228714B2Natural gas liquefaction systemPRAXAIR TECHNOLOGY INC·Filed 2004·Granted Jun 12, 2007·14 cites·16 claims
Showing the top 50 of 109 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →