Inventor · disambiguated record
Donald R. Cummings
Also filed as: CUMMINGS DONALD R · CUMMINGS DONALD RAY
14 granted patents·566 citations·filing 1975–2000
95Inventor score
Top patents by PatentIndex Score
14 records- 0196US6345495B1Gas turbine system for flameless combustion of fuel gasesISENTROPIC SYS LTD·Filed 2000·Granted Feb 12, 2002·92 cites·13 claims
- 0296US4395495AProduction of methanolDUT PTY LTD·Filed 1980·Granted Jul 26, 1983·78 cites·12 claims
- 0395US4266958ASimultaneous cooling and removal of water from hydrocarbon gas mixturesDUT PTY LTD·Filed 1979·Granted May 12, 1981·46 cites·24 claims
- 0491US6033207AFlameless combustion and utilization of fuel gasesISENTROPIC SYS LTD·Filed 1997·Granted Mar 7, 2000·67 cites·10 claims
- 0588US6141796AUse of carbonaceous fuelsISENTROPIC SYS LTD·Filed 1996·Granted Nov 7, 2000·72 cites·14 claims
- 0685US4308128AProducing liquid hydrocarbon streams by hydrogenation of fossil-based feedstockDUT PTY LTD·Filed 1980·Granted Dec 29, 1981·29 cites·6 claims
- 0785US4185456AProviding energy from the combustion of methanolCUMMINGS DONALD RAY·Filed 1977·Granted Jan 29, 1980·54 cites·15 claims
- 0881US4622053ASeparation of hydrocarbon mixturesPETROCARBON DEV LTD·Filed 1984·Granted Nov 11, 1986·35 cites·16 claims
- 0979US4124496ASeparation of multi-component mixturesCUMMINGS DONALD RAY·Filed 1977·Granted Nov 7, 1978·31 cites·19 claims
- 1071US4526903AProcess for the production of synthesis gas from coalDUT PTY LTD·Filed 1982·Granted Jul 2, 1985·18 cites·15 claims
- 1169US4406774ADehydration of hydrocarbonsDUT PTY LTD·Filed 1981·Granted Sep 27, 1983·10 cites·18 claims
- 1248US6490866B1Generation of electricity and the treatment and disposal of sewageDUT PTY LTD·Filed 1999·Granted Dec 10, 2002·14 cites·21 claims
- 1348US5014651AMethod and apparatus for improving utilization of fuel values of as-mined coal in pulverized fuel-fired boilersDUT PTY LTD·Filed 1989·Granted May 14, 1991·11 cites·18 claims
- 1441US3956415APlural stage distillation with intermediate indirect heat exchange, of feed streams comprising ethylene and methanePETROCARBON DEV LTD·Filed 1975·Granted May 11, 1976·9 cites·19 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →