Inventor · disambiguated record
David M. Nicholas
Also filed as: HEGARTY WILLIAM P · NICHOLAS DAVID M · NICHOLAS DAVID MICHAEL
15 granted patents·867 citations·filing 1979–2000
95Inventor score
Files withAIR PROD & CHEM15
Top patents by PatentIndex Score
15 records- 0195US4861351AProduction of hydrogen and carbon monoxideAIR PROD & CHEM·Filed 1987·Granted Aug 29, 1989·126 cites·8 claims
- 0294US6527980B1Reforming with intermediate reactant injectionAIR PROD & CHEM·Filed 2000·Granted Mar 4, 2003·87 cites·14 claims
- 0394US4836833AProduction and recovery of hydrogen and carbon monoxideAIR PROD & CHEM·Filed 1988·Granted Jun 6, 1989·101 cites·16 claims
- 0494US4242108AHydrogen sulfide concentrator for acid gas removal systemsAIR PROD & CHEM·Filed 1979·Granted Dec 30, 1980·76 cites·11 claims
- 0592US4522722ANitrogen and phosphorus removal from wastewaterAIR PROD & CHEM·Filed 1983·Granted Jun 11, 1985·69 cites·4 claims
- 0690US4761167AHydrocarbon recovery from fuel gasAIR PROD & CHEM·Filed 1986·Granted Aug 2, 1988·73 cites·8 claims
- 0789US5073356AIntegrated processes for the production of carbon monoxideAIR PROD & CHEM·Filed 1990·Granted Dec 17, 1991·65 cites·31 claims
- 0888US4732596AGas separation processAIR PROD & CHEM·Filed 1987·Granted Mar 22, 1988·53 cites·22 claims
- 0987US5068058AProduction of ammonia synthesis gasAIR PROD & CHEM·Filed 1989·Granted Nov 26, 1991·43 cites·13 claims
- 1087US4846851APurification of ammonia syngasAIR PROD & CHEM·Filed 1987·Granted Jul 11, 1989·49 cites·13 claims
- 1183US4988490AAdsorptive process for recovering nitrogen from flue gasAIR PROD & CHEM·Filed 1988·Granted Jan 29, 1991·33 cites·7 claims
- 1278US4654047AHybrid membrane/cryogenic process for hydrogen purificationAIR PROD & CHEM·Filed 1985·Granted Mar 31, 1987·43 cites·13 claims
- 1362US5011670AIntegrated reformer process for the production of carbon blackAIR PROD & CHEM·Filed 1989·Granted Apr 30, 1991·15 cites·2 claims
- 1458US5202057AProduction of ammonia synthesis gasAIR PROD & CHEM·Filed 1992·Granted Apr 13, 1993·22 cites·8 claims
- 1550US4257897AProcess for reabsorption and retention of phosphorous by activated biomassAIR PROD & CHEM·Filed 1979·Granted Mar 24, 1981·12 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →