Inventor · disambiguated record
John Henri Royal
Also filed as: ROYAL JOHN · ROYAL JOHN H · ROYAL JOHN HENRI
37 granted patents·10 pending applications·847 citations·filing 1981–2015
98Inventor score
Top patents by PatentIndex Score
47 records- 0197US6327866B1Food freezing method using a multicomponent refrigerantPRAXAIR TECHNOLOGY INC·Filed 2000·Granted Dec 11, 2001·116 cites·18 claims
- 0295US6065305AMulticomponent refrigerant cooling with internal recyclePRAXAIR TECHNOLOGY INC·Filed 1998·Granted May 23, 2000·122 cites·17 claims
- 0394US6176102B1Method for providing refrigerationPRAXAIR TECHNOLOGY INC·Filed 1998·Granted Jan 23, 2001·143 cites·33 claims
- 0492US7290396B2Cryogenic biological preservation unitPRAXAIR TECHNOLOGY INC·Filed 2005·Granted Nov 6, 2007·10 cites·9 claims
- 0589US4401155AHeat exchanger with extruded flow channelsUNION CARBIDE CORP·Filed 1981·Granted Aug 30, 1983·54 cites·6 claims
- 0688US7421856B2Cryogenic air separation with once-through main condenserPRAXAIR TECHNOLOGY INC·Filed 2005·Granted Sep 9, 2008·10 cites·7 claims
- 0788US6604364B1Thermoacoustic cogeneration systemPRAXAIR TECHNOLOGY INC·Filed 2002·Granted Aug 12, 2003·36 cites·8 claims
- 0887US8647409B2Air compression system and methodHASHI MOHAMED·Filed 2012·Granted Feb 11, 2014·6 cites·8 claims
- 0986US8647076B2Multistage compressor installationBAKER ROBERT LEROY·Filed 2013·Granted Feb 11, 2014·10 cites·2 claims
- 1086US6430938B1Cryogenic vessel system with pulse tube refrigerationPRAXAIR TECHNOLOGY INC·Filed 2001·Granted Aug 13, 2002·35 cites·13 claims
- 1185US8376718B2Multistage compressor installationPRAXAIR TECHNOLOGY INC·Filed 2009·Granted Feb 19, 2013·13 cites·6 claims
- 1283US7568353B2Method of storing biological samplesPRAXAIR TECHNOLOGY INC·Filed 2006·Granted Aug 4, 2009·2 cites·6 claims
- 1383US6644038B1Multistage pulse tube refrigeration system for high temperature super conductivityPRAXAIR TECHNOLOGY INC·Filed 2002·Granted Nov 11, 2003·31 cites·4 claims
- 1483US6425250B1System for providing cryogenic refrigeration using an upstream pulse tube refrigeratorPRAXAIR TECHNOLOGY INC·Filed 2001·Granted Jul 30, 2002·31 cites·8 claims
- 1581US6732536B1Method for providing cooling to superconducting cablePRAXAIR TECHNOLOGY INC·Filed 2003·Granted May 11, 2004·25 cites·6 claims
- 1680US7562534B2Cryogenic aerogel insulation systemPRAXAIR TECHNOLOGY INC·Filed 2006·Granted Jul 21, 2009·14 cites·14 claims
- 1780US6523348B1Work recovery from process involving steam generationPRAXAIR TECHNOLOGY INC·Filed 2001·Granted Feb 25, 2003·23 cites·15 claims
- 1878US9175691B2Gas compressor control system preventing vibration damagePRAXAIR TECHNOLOGY INC·Filed 2012·Granted Nov 3, 2015·4 cites·9 claims
- 1977US8925197B2Compressor thrust bearing surge protectionROYAL JOHN H·Filed 2012·Granted Jan 6, 2015·7 cites·8 claims
- 2076US7143587B2Low frequency pulse tube system with oil-free drivePRAXAIR TECHNOLOGY INC·Filed 2005·Granted Dec 5, 2006·5 cites·9 claims
- 2176US6205812B1Cryogenic ultra cold hybrid liquefierPRAXAIR TECHNOLOGY INC·Filed 1999·Granted Mar 27, 2001·38 cites·10 claims
- 2273US6269658B1Cryogenic rectification system with pulse tube refrigerationPRAXAIR TECHNOLOGY INC·Filed 2000·Granted Aug 7, 2001·21 cites·13 claims
- 2370US6938426B1Cryocooler system with frequency modulating mechanical resonatorPRAXAIR TECHNOLOGY INC·Filed 2004·Granted Sep 6, 2005·17 cites·9 claims
- 2468US7395675B2Superconducting cable cooling systemPRAXAIR TECHNOLOGY INC·Filed 2005·Granted Jul 8, 2008·1 cites·8 claims
- 2566US7228686B2Cryogenic refrigeration system for superconducting devicesPRAXAIR TECHNOLOGY INC·Filed 2005·Granted Jun 12, 2007·4 cites·17 claims
- 2665US6742342B1System for cooling a power transformerPRAXAIR TECHNOLOGY INC·Filed 2003·Granted Jun 1, 2004·8 cites·8 claims
- 2760US9086235B2Insulation arrangementJIBB RICHARD JOHN·Filed 2006·Granted Jul 21, 2015·0 cites·5 claims
- 2860US7059138B2Biological refrigeration systemPRAXAIR TECHNOLOGY INC·Filed 2003·Granted Jun 13, 2006·10 cites·10 claims
- 2960US6895765B2Method for providing cooling to superconducting cablePRAXAIR TECHNOLOGY INC·Filed 2004·Granted May 24, 2005·8 cites·4 claims
- 3058US7081802B2System for cooling a power transformerPRAXAIR TECHNOLOGY INC·Filed 2004·Granted Jul 25, 2006·4 cites·2 claims
- 3158US6588224B1Integrated absorption heat pump thermoacoustic engine refrigeration systemPRAXAIR TECHNOLOGY INC·Filed 2002·Granted Jul 8, 2003·8 cites·10 claims
- 3257US6640557B1Multilevel refrigeration for high temperature superconductivityPRAXAIR TECHNOLOGY INC·Filed 2002·Granted Nov 4, 2003·8 cites·8 claims
- 3356US10048003B2Insulation arrangementJIBB RICHARD JOHN·Filed 2015·Granted Aug 14, 2018·0 cites·3 claims
- 3456US9393517B2Air compression system and methodPRAXAIR TECHNOLOGY INC·Filed 2013·Granted Jul 19, 2016·0 cites·6 claims
- 3556US6668581B1Cryogenic system for providing industrial gas to a use pointPRAXAIR TECHNOLOGY INC·Filed 2002·Granted Dec 30, 2003·9 cites·22 claims
- 3653US9476641B2Down-flow condenser reboiler system for use in an air separation plantCHAKRAVARTHY VIJAYARAGHAVAN S·Filed 2007·Granted Oct 25, 2016·0 cites·7 claims
- 3753US2012263605A1Compression method and air separationDEMORE DANIEL D·Filed 2012·Application pending·0 cites
- 3850US2015377244A1System and method for compressing airSTANKO MICHAEL J·Filed 2015·Application pending·0 cites
- 3949US5303556ASingle column cryogenic rectification system for producing nitrogen gas at elevated pressure and high purityPRAXAIR TECHNOLOGY INC·Filed 1993·Granted Apr 19, 1994·14 cites·8 claims
- 4049US2006260329A1Cryogenic biological preservation unit with integrated cryocooler and nitrogen supplyRAMPERSAD BRYCE M·Filed 2005·Application pending·0 cites
- 4148US2007000258A1Biological refrigeration sytemBONAQUIST DANTE P·Filed 2005·Application pending·0 cites
- 4247US2006150639A1Cable cooling systemZIA JALAL H·Filed 2005·Application pending·0 cites
- 4346US2007006597A1Cryogenic tank systemZIA JALAL H·Filed 2005·Application pending·0 cites
- 4445US2015118075A1Compressor thrust bearing surge protectionROYAL JOHN H·Filed 2015·Application pending·0 cites
- 4544US2012260693A1Compression method and air separationDEMORE DANIEL D·Filed 2011·Application pending·0 cites
- 4644US2009071171A1Cryogenic liquid storage method and systemZIA JALAL HUNAIN·Filed 2007·Application pending·0 cites
- 4743US2011132032A1Liquid air method and apparatusGATTI MARCO FRANCESCO·Filed 2010·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →