Inventor · disambiguated record
Ravi Kumar
Also filed as: KUMAR RAVI · KUMAR RAVI B
49 granted patents·4 pending applications·2,586 citations·filing 1982–2022
99Inventor score
Top patents by PatentIndex Score
53 records- 0197US7871457B2Carbon dioxide production methodPRAXAIR TECHNOLOGY INC·Filed 2006·Granted Jan 18, 2011·41 cites·11 claims
- 0297US4472178AAdsorptive process for the removal of carbon dioxide from a gasAIR PROD & CHEM·Filed 1983·Granted Sep 18, 1984·129 cites·8 claims
- 0396US4711645ARemoval of water and carbon dioxide from atmospheric airAIR PROD & CHEM·Filed 1986·Granted Dec 8, 1987·210 cites·7 claims
- 0496US4477265AArgon purificationAIR PROD & CHEM·Filed 1982·Granted Oct 16, 1984·89 cites·14 claims
- 0595US4770676ARecovery of methane from land fill gasAIR PROD & CHEM·Filed 1987·Granted Sep 13, 1988·224 cites·38 claims
- 0694US5486227AIntegrated process for purifying and liquefying a feed gas mixture with respect to its less strongly adsorbed component of lower volatilityAIR PROD & CHEM·Filed 1994·Granted Jan 23, 1996·126 cites·6 claims
- 0793US5328503AAdsorption process with mixed repressurization and purge/equalizationAIR PROD & CHEM·Filed 1993·Granted Jul 12, 1994·93 cites·45 claims
- 0892US4915711AAdsorptive process for producing two gas streams from a gas mixtureAIR PROD & CHEM·Filed 1989·Granted Apr 10, 1990·84 cites·15 claims
- 0991US5411578AVacuum swing adsorption process with mixed repressurization and provide product depressurizationAIR PROD & CHEM·Filed 1994·Granted May 2, 1995·90 cites·12 claims
- 1090US5354346APurge effluent repressurized adsorption processAIR PROD & CHEM·Filed 1992·Granted Oct 11, 1994·92 cites·8 claims
- 1189US5073356AIntegrated processes for the production of carbon monoxideAIR PROD & CHEM·Filed 1990·Granted Dec 17, 1991·65 cites·31 claims
- 1289US4913709AAdsorption process for recovering two high purity gas products from multicomponent gas mixturesKUMAR RAVI·Filed 1989·Granted Apr 3, 1990·77 cites·27 claims
- 1388US6511640B1Purification of gasesBOC GROUP INC·Filed 2000·Granted Jan 28, 2003·50 cites·15 claims
- 1488US4892565AAdsorptive separation utilizing multiple adsorption bedsAIR PROD & CHEM·Filed 1988·Granted Jan 9, 1990·69 cites·28 claims
- 1587US5429666AVSA adsorption process with continuous operationAIR PROD & CHEM·Filed 1994·Granted Jul 4, 1995·74 cites·17 claims
- 1687US5026406AAdsorptive process for producing two gas streams from a gas mixtureAIR PROD & CHEM·Filed 1990·Granted Jun 25, 1991·67 cites·16 claims
- 1787US4957514AHydrogen purificationAIR PROD & CHEM·Filed 1989·Granted Sep 18, 1990·38 cites·9 claims
- 1887US4813977AAdsorptive nitrogen generation utilizing multiple adsorption bedsAIR PROD & CHEM·Filed 1987·Granted Mar 21, 1989·65 cites·17 claims
- 1984US5330561AExtended vacuum swing adsorption processAIR PROD & CHEM·Filed 1993·Granted Jul 19, 1994·53 cites·22 claims
- 2083US7740688B2Process and apparatus for carbon dioxide recoveryPRAXAIR TECHNOLOGY INC·Filed 2006·Granted Jun 22, 2010·7 cites·85 claims
- 2183US4988490AAdsorptive process for recovering nitrogen from flue gasAIR PROD & CHEM·Filed 1988·Granted Jan 29, 1991·33 cites·7 claims
- 2282US5294247AAdsorption process to recover hydrogen from low pressure feedsAIR PROD & CHEM·Filed 1993·Granted Mar 15, 1994·56 cites·27 claims
- 2382US4914218AAdsorptive process for separating multicomponent gas mixturesKUMAR RAVI·Filed 1989·Granted Apr 3, 1990·54 cites·29 claims
- 2481US5248322ADepressurization effluent repressurized adsorption processAIR PROD & CHEM·Filed 1992·Granted Sep 28, 1993·55 cites·8 claims
- 2580US7550030B2Process and apparatus to recover high purity carbon dioxidePRAXAIR TECHNOLOGY INC·Filed 2006·Granted Jun 23, 2009·10 cites·56 claims
- 2680US5980611AAir purification processBOC GROUP INC·Filed 1997·Granted Nov 9, 1999·53 cites·17 claims
- 2780US5266102AO2 VSA process with low O2 capacity adsorbentsAIR PROD & CHEM·Filed 1992·Granted Nov 30, 1993·47 cites·19 claims
- 2880US5258060AAdsorptive separation using diluted adsorptive phaseAIR PROD & CHEM·Filed 1992·Granted Nov 2, 1993·48 cites·29 claims
- 2979US6432171B1Thermal swing adsorption processBOC GROUP INC·Filed 2000·Granted Aug 13, 2002·30 cites·38 claims
- 3079US5980857AProduction of carbon monoxide from syngasBOC GROUP INC·Filed 1998·Granted Nov 9, 1999·55 cites·25 claims
- 3178US5133785ASeparation of multicomponent gas mixtures by selective adsorptionAIR PROD & CHEM·Filed 1991·Granted Jul 28, 1992·49 cites·14 claims
- 3277US7618478B2Process and apparatus to recover medium purity carbon dioxidePRAXAIR TECHNOLOGY INC·Filed 2006·Granted Nov 17, 2009·8 cites·101 claims
- 3377US5540758AVSA adsorption process with feed/vacuum advance and provide purgeAIR PROD & CHEM·Filed 1995·Granted Jul 30, 1996·53 cites·17 claims
- 3473US6238460B1Air purification processBOC GROUP INC·Filed 1999·Granted May 29, 2001·40 cites·10 claims
- 3572US7927573B2Multi-stage process for purifying carbon dioxide and producing acidPRAXAIR TECHNOLOGY INC·Filed 2009·Granted Apr 19, 2011·4 cites·17 claims
- 3671US11473052B2Bacillus subtilis subspeciesNOVOZYMES AS·Filed 2016·Granted Oct 18, 2022·1 cites·7 claims
- 3770US5726327AProcess for the production of petrochemicalsBOC GROUP INC·Filed 1996·Granted Mar 10, 1998·12 cites·26 claims
- 3869US8802879B2Process for removal of metals from oils/fatsKUMAR SARVESH·Filed 2011·Granted Aug 12, 2014·2 cites·25 claims
- 3969US2023287329A1Bacillus subtilis subspeciesNOVOZYMES AS·Filed 2022·Application pending·0 cites
- 4066US6358302B1Purification of gases using multi-composite adsorbentBOC GROUP INC·Filed 1999·Granted Mar 19, 2002·32 cites·9 claims
- 4164US5395427ATwo stage pressure swing adsorption process which utilizes an oxygen selective adsorbent to produce high purity oxygen from a feed air streamAIR PROD & CHEM·Filed 1994·Granted Mar 7, 1995·31 cites·7 claims
- 4263US5560763AIntegrated air separation processBOC GROUP INC·Filed 1995·Granted Oct 1, 1996·31 cites·10 claims
- 4358US5202057AProduction of ammonia synthesis gasAIR PROD & CHEM·Filed 1992·Granted Apr 13, 1993·22 cites·8 claims
- 4456US6391092B1Thermal swing adsorption process for the removal of dinitrogen oxide, hydrocarbons and other trace impurities from airBOC GROUP INC·Filed 1999·Granted May 21, 2002·23 cites·12 claims
- 4554US5571309AAdsorption processBOC GROUP INC·Filed 1995·Granted Nov 5, 1996·22 cites·8 claims
- 4651US6113672AMultiple equalization pressure swing adsorption processBOC GROUP INC·Filed 1999·Granted Sep 5, 2000·18 cites·31 claims
- 4751US5463869AIntegrated adsorption/cryogenic distillation process for the separation of an air feedAIR PROD & CHEM·Filed 1994·Granted Nov 7, 1995·16 cites·4 claims
- 4847US5931022AAir purification process with thermal regenerationBOC GROUP INC·Filed 1997·Granted Aug 3, 1999·12 cites·14 claims
- 4946US6083299AHigh pressure purge pressure swing adsorption processBOC GROUP INC·Filed 1999·Granted Jul 4, 2000·14 cites·28 claims
- 5042US2012279391A1Adsorption process to recover carbon dioxide from flue gasKUMAR RAVI·Filed 2011·Application pending·0 cites
Showing the top 50 of 53 patent records by PatentIndex Score.
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