Inventor · disambiguated record
David Ross Graham
Also filed as: GRAHAM DAVID R · GRAHAM DAVID ROSS
14 granted patents·7 pending applications·364 citations·filing 2001–2024
93Inventor score
Top patents by PatentIndex Score
21 records- 0195US7501009B2Combined cryogenic distillation and PSA for argon productionAIR PROD & CHEM·Filed 2006·Granted Mar 10, 2009·39 cites·25 claims
- 0295US6802889B2Pressure swing adsorption system for gas separationAIR PROD & CHEM·Filed 2002·Granted Oct 12, 2004·123 cites·37 claims
- 0395US6605136B1Pressure swing adsorption process operation and optimizationAIR PROD & CHEM·Filed 2002·Granted Aug 12, 2003·103 cites·22 claims
- 0494US9708188B1Method for argon production via cold pressure swing adsorptionAIR PROD & CHEM·Filed 2016·Granted Jul 18, 2017·10 cites·26 claims
- 0579US9624105B1Process for producing hydrogen with reduced corrosionAIR PROD & CHEM·Filed 2015·Granted Apr 18, 2017·3 cites·20 claims
- 0678US8671715B2He-3 recovery from natural helium by distillationXU JIANGUO·Filed 2012·Granted Mar 18, 2014·3 cites·20 claims
- 0776US7569294B2Modular portable battery charging system using hydrogen fuel cellsAIR PROD & CHEM·Filed 2004·Granted Aug 4, 2009·18 cites·17 claims
- 0876US7396381B2Storage and delivery systems for gases held in liquid mediumAIR PROD & CHEM·Filed 2004·Granted Jul 8, 2008·25 cites·24 claims
- 0971US6866075B2Method and apparatus for uniform particle loading of vesselsAIR PROD & CHEM·Filed 2002·Granted Mar 15, 2005·18 cites·27 claims
- 1065US2025367593A1Combined Carbon Dioxide Removal Plant ProcessAIR PROD & CHEM·Filed 2024·Application pending·0 cites
- 1164US6719007B2Amplitude attenuation of time-variant properties of fluid streamsAIR PROD & CHEM·Filed 2003·Granted Apr 13, 2004·9 cites·8 claims
- 1263US12179143B2Flue gas decarbonizationAIR PROD & CHEM·Filed 2022·Granted Dec 31, 2024·0 cites·11 claims
- 1357US8683825B2He-3 recovery from natural helium by distillationAIR PROD & CHEM·Filed 2013·Granted Apr 1, 2014·0 cites·20 claims
- 1457US7302812B2Process for production of isotopesAIR PROD & CHEM·Filed 2003·Granted Dec 4, 2007·10 cites·49 claims
- 1556US2024270573A1Steam-Hydrocarbon Reforming with Low Steam ProductionAIR PROD & CHEM·Filed 2023·Application pending·0 cites
- 1655US2025001359A1Steel mill offgas separation and purificationAIR PROD & CHEM·Filed 2023·Application pending·0 cites
- 1753US6607006B2Amplitude attenuation of time-variant properties of fluid streamsAIR PROD & CHEM·Filed 2001·Granted Aug 19, 2003·3 cites·18 claims
- 1847US2007020175A1Method and apparatus for reducing hazardous materials in hydrogen generation processesGRAHAM DAVID R·Filed 2005·Application pending·0 cites
- 1946US2022252341A1Method and system for decarbonized lng productionAIR PROD & CHEM·Filed 2021·Application pending·0 cites
- 2043US2005106097A1System and method for generating and storing pressurized hydrogenFiled 2003·Application pending·0 cites
- 2143US2007020174A1Method for generating hydrogen gasXU JIANGUO·Filed 2005·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →