Inventor · disambiguated record
John A. Barclay
Also filed as: BARCLAY JOHN · BARCLAY JOHN A · BARCLAY JOHN ARTHUR
31 granted patents·7 pending applications·1,629 citations·filing 1981–2021
98Inventor score
Files withBARCLAY JOHN A5BATTELLE MEMORIAL INSTITUTE5PROMETHEUS TECHNOLOGIES LLC5US ENERGY5ASTRONAUTICS CORP4
Top patents by PatentIndex Score
38 records- 0198US4332135AActive magnetic regeneratorUS OF AMERICA AS RESPRESENTED·Filed 1981·Granted Jun 1, 1982·206 cites·23 claims
- 0297US4507927ALow-temperature magnetic refrigeratorUS ENERGY·Filed 1983·Granted Apr 2, 1985·148 cites·17 claims
- 0396US11555652B2Active magnetic regenerative processes and systems employing hydrogen as heat transfer fluid and processBATTELLE MEMORIAL INSTITUTE·Filed 2021·Granted Jan 17, 2023·2 cites·23 claims
- 0495US4642994AMagnetic refrigeration apparatus with heat pipesUS ENERGY·Filed 1985·Granted Feb 17, 1987·120 cites·23 claims
- 0594US10443928B2Active magnetic regenerative liquefier using process gas pre-cooling from bypass flow of heat transfer fluidBATTELLE MEMORIAL INSTITUTE·Filed 2017·Granted Oct 15, 2019·11 cites·14 claims
- 0694US7744677B2Systems and methods for processing methane and other gasesPROMETHEUS TECHNOLOGIES LLC·Filed 2007·Granted Jun 29, 2010·64 cites·26 claims
- 0794US5505232AIntegrated refueling system for vehiclesCRYOFUEL SYSTEMS INC·Filed 1993·Granted Apr 9, 1996·136 cites·34 claims
- 0893US6467274B2Apparatus and methods for cooling and liquefying a fluid using magnetic refrigerationUNIV VICTORIA INNOVATIONS & DE·Filed 2001·Granted Oct 22, 2002·112 cites·9 claims
- 0993US6332323B1Heat transfer apparatus and method employing active regenerative cycle586925 B C INC·Filed 2000·Granted Dec 25, 2001·118 cites·49 claims
- 1092US4408463AWheel-type magnetic refrigeratorBARCLAY JOHN A·Filed 1982·Granted Oct 11, 1983·103 cites·19 claims
- 1191US10612668B1Rotary seal facilitating fluid flows through a rotating toroidal mass within a pressurized housing vesselEMERALD ENERGY NW LLC·Filed 2018·Granted Apr 7, 2020·14 cites·20 claims
- 1291US9746211B2Refrigeration system including micro compressor-expander thermal unitsEMERALD ENERGY NW LLC·Filed 2016·Granted Aug 29, 2017·5 cites·15 claims
- 1390US11231225B2Active magnetic regenerative processes and systems employing hydrogen as heat transfer fluid and process gasHOLLADAY JAMIE D·Filed 2018·Granted Jan 25, 2022·4 cites·20 claims
- 1490US8025720B2Systems and methods for processing methane and other gasesPROMETHEUS TECHNOLOGIES LLC·Filed 2010·Granted Sep 27, 2011·15 cites·20 claims
- 1590US6082133AApparatus and method for purifying natural gas via cryogenic separationCRYO FUEL SYSTEMS INC·Filed 1999·Granted Jul 4, 2000·127 cites·5 claims
- 1689US8852328B2Rotary fluid processing systems and associated methodsPROMETHEUS TECHNOLOGIES LLC·Filed 2012·Granted Oct 7, 2014·15 cites·29 claims
- 1787US10495352B2Refrigeration system including micro compressor-expander thermal unitsEMERALD ENERGY NW LLC·Filed 2017·Granted Dec 3, 2019·3 cites·23 claims
- 1887US9302215B2Rotary fluid processing systems and associated methodsPROMETHEUS TECHNOLOGIES LLC·Filed 2014·Granted Apr 5, 2016·6 cites·14 claims
- 1985US5182914ARotary dipole active magnetic regenerative refrigeratorASTRONAUTICS CORP·Filed 1990·Granted Feb 2, 1993·76 cites·38 claims
- 2085US4702090AMagnetic refrigeration apparatus with conductive heat transferASTRONAUTICS CORP·Filed 1986·Granted Oct 27, 1987·64 cites·43 claims
- 2184US11009290B2Active magnetic regenerative liquefier using process gas pre-cooling from bypass flow of heat transfer fluidHOLLADAY JAMIE D·Filed 2019·Granted May 18, 2021·2 cites·26 claims
- 2284US4956976AMagnetic refrigeration apparatus for He II productionASTRONAUTICS CORP·Filed 1990·Granted Sep 18, 1990·69 cites·50 claims
- 2383US11233254B2Process for delivering liquid H2 from an active magnetic regenerative refrigerator H2 liquefier to a liquid H2 vehicle dispenserBATTELLE MEMORIAL INSTITUTE·Filed 2017·Granted Jan 25, 2022·2 cites·11 claims
- 2483US11193696B2Advanced multi-layer active magnetic regenerator systems and processes for magnetocaloric liquefactionHOLLADAY JAMIE D·Filed 2018·Granted Dec 7, 2021·2 cites·20 claims
- 2582US4704871AMagnetic refrigeration apparatus with belt of ferro or paramagnetic materialUS ENERGY·Filed 1986·Granted Nov 10, 1987·50 cites·26 claims
- 2682US4553566ARotary multiposition valveUS ENERGY·Filed 1984·Granted Nov 19, 1985·46 cites·12 claims
- 2778US12288904B2Integrated refueling stationBATTELLE MEMORIAL INSTITUTE·Filed 2021·Granted Apr 29, 2025·0 cites·10 claims
- 2878US4459811AMagnetic refrigeration apparatus and methodUS ENERGY·Filed 1983·Granted Jul 17, 1984·43 cites·20 claims
- 2975US4967324APivotable luminaireLASCON LIGHTING IND PTY·Filed 1988·Granted Oct 30, 1990·39 cites·16 claims
- 3072US11649992B2Advanced multi-layer active magnetic regenerator systems and processes for magnetocaloric liquefactionBATTELLE MEMORIAL INSTITUTE·Filed 2021·Granted May 16, 2023·0 cites·14 claims
- 3169US6758046B1Slush hydrogen production method and apparatusASTRONAUTICS CORP·Filed 1988·Granted Jul 6, 2004·27 cites·49 claims
- 3257US2013183705A1Conversion of algae to liquid methane, and associated systems and methodsBARCLAY JOHN A·Filed 2012·Application pending·0 cites
- 3350US2008016907A1Active gas regenerative liquefier system and methodBARCLAY JOHN ARTHUR·Filed 2006·Application pending·0 cites
- 3449US2012210871A1Systems and methods for processing methane and other gasesBARCLAY JOHN A·Filed 2011·Application pending·0 cites
- 3547US2011003357A1Conversion of algae to liquid methane, and associated systems and methodsPROMETHEUS TECHNOLOGIES LLC·Filed 2010·Application pending·0 cites
- 3647US2012152116A1Rotary fluid processing systems and associated methodsBARCLAY JOHN A·Filed 2010·Application pending·0 cites
- 3746US2019137171A1Production of liquid natural gas and other cryogens using a multi-stage active magnetic regenerative liquefierEMERALD ENERGY NW LLC·Filed 2018·Application pending·0 cites
- 3841US2012308989A1Conversion of aquatic plants to liquid methane, and associated systems and methodsBARCLAY JOHN A·Filed 2012·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when John A. Barclay files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →