Inventor · disambiguated record
Fred D. Lang
Also filed as: LANG FRED · LANG FRED D · LANG FRED DONALD · LANG JR FRED
25 granted patents·6 pending applications·712 citations·filing 1992–2024
97Inventor score
Top patents by PatentIndex Score
31 records- 0196US8091361B1Method and apparatus for controlling the final feedwater temperature of a regenerative Rankine cycle using an exergetic heater systemLANG FRED D·Filed 2008·Granted Jan 10, 2012·44 cites·10 claims
- 0296US5790420AMethods and systems for improving thermal efficiency, determining effluent flows and for determining fuel mass flow rates of a fossil fuel fired systemFiled 1994·Granted Aug 4, 1998·104 cites·40 claims
- 0394US6824650B2Fibrous materials treated with a polyvinylamine polymerKIMBERLY CLARK CO·Filed 2001·Granted Nov 30, 2004·72 cites·26 claims
- 0492US7040095B1Method and apparatus for controlling the final feedwater temperature of a regenerative rankine cycleLANG FRED D·Filed 2005·Granted May 9, 2006·29 cites·18 claims
- 0592US5306209AContaminant shield for viewing portsLANG FRED D·Filed 1992·Granted Apr 26, 1994·38 cites·9 claims
- 0688US6522994B1Input/loss method for determining fuel flow, chemistry, heating value and performance of a fossil-fired systemEXERGETIC SYSTEMS LLC·Filed 1999·Granted Feb 18, 2003·75 cites·75 claims
- 0787US6651035B1Method for detecting heat exchanger tube failures and their location when using input/loss performance monitoring of a power plantEXERGETIC SYSTEMS LLC·Filed 2002·Granted Nov 18, 2003·39 cites·43 claims
- 0882US6868368B1Method for improving the control of power plants when using input/loss performance monitoringEXERGETIC SYSTEMS LLC·Filed 2003·Granted Mar 15, 2005·29 cites·22 claims
- 0982US5367470AMethod for fuel flow determination and improving thermal efficiency in a fossil-fired power plantEXERGETICS SYSTEMS INC·Filed 1992·Granted Nov 22, 1994·58 cites·20 claims
- 1080US12417856B2Apparatus for thermal performance monitoring and safe operation of a nuclear power plantLANG FRED D·Filed 2024·Granted Sep 16, 2025·0 cites·7 claims
- 1179US6799146B1Method for remote on-line advisory diagnostics and dynamic heat rate when used for input/loss performance monitoring of a power plantEXERGETIC SYSTEMS LLC·Filed 2002·Granted Sep 28, 2004·25 cites·16 claims
- 1277US6714877B1Method for correcting combustion effluent data when used for input-loss performance monitoring of a power plantEXERGETIC SYSTEMS LLC·Filed 2002·Granted Mar 30, 2004·24 cites·20 claims
- 1377US6584429B1Input/loss method for determining boiler efficiency of a fossil-fired systemEXERGETIC SYSTEMS LLC·Filed 2000·Granted Jun 24, 2003·24 cites·14 claims
- 1474US6810358B1Method to synchronize data when used for input/loss performance monitoring of a power plantEXERGETIC SYSTEMS LLC·Filed 2001·Granted Oct 26, 2004·27 cites·5 claims
- 1573US7039555B2Method for detecting heat exchanger tube failures and their location when using input/loss performance monitoring of a recovery boilerEXERGETIC SYSTEMS LLC·Filed 2003·Granted May 2, 2006·19 cites·74 claims
- 1672US7328132B2Input/Loss Method using the genetics of fossil fuels for determining fuel chemistry, calorific value and performance of a fossil-fired power plantEXERGETIC SYSTEMS LLC·Filed 2006·Granted Feb 5, 2008·6 cites·40 claims
- 1772US6560563B1L factor method for determining heat rate of a fossil fired system based on effluent flowEXERGETIC SYSTEMS LLC·Filed 2001·Granted May 6, 2003·19 cites·15 claims
- 1871US12198822B2Method for thermal performance monitoring of a nuclear power plant using the NCV methodLANG FRED DONALD·Filed 2024·Granted Jan 14, 2025·0 cites·34 claims
- 1971US6691054B1F factor method for determining heat rate and emission rates of a fossil-fired systemEXERGETIC SYSTEMS LLC·Filed 2003·Granted Feb 10, 2004·18 cites·12 claims
- 2070US6745152B1Method for detecting heat exchanger tube failures when using input/loss performance monitoring of a power plantEXERGETIC SYSTEMS LLC·Filed 2002·Granted Jun 1, 2004·18 cites·18 claims
- 2167US7809526B1Apparatus for the determination and evaluation of coal chemistry based on the genetics of fossil fuelsEXERGETIC SYSTEMS LLC·Filed 2008·Granted Oct 5, 2010·4 cites·14 claims
- 2264US6873933B1Method and apparatus for analyzing coal containing carbon dioxide producing mineral matter as effecting input/loss performance monitoring of a power plantEXERGETIC SYSTEMS LLC·Filed 2001·Granted Mar 29, 2005·12 cites·19 claims
- 2360US2021213079A1Treatment of brain cancer with oncolytic adenovirusDNATRIX INC·Filed 2021·Application pending·0 cites
- 2451US2004256066A1Fibrous materials treated with a polyvinylamine polymerFiled 2004·Application pending·0 cites
- 2550US7504260B1Method and apparatus for controlling gas temperatures associated with pollution reduction processesLANG FRED D·Filed 2004·Granted Mar 17, 2009·5 cites·11 claims
- 2649US5327356AEmissions spectral radiometer/fuel flow instrumentWAHLCO ENVIRONMENTAL SYSTEMS I·Filed 1992·Granted Jul 5, 1994·21 cites·9 claims
- 2749US2016044910A1Method and apparatus using illumination system for actively reducing the environmental impact of wind turbine power unitsLANG TRISTAN FRÄM DOUGLAS·Filed 2014·Application pending·0 cites
- 2847US2016143967A1Treatment of brain cancer with oncolytic adenovirusDNATRIX INC·Filed 2014·Application pending·0 cites
- 2947US2024127978A1Method for thermal performance monitoring of a nuclear power plant using the ncv methodLANG FRED DONALD·Filed 2022·Application pending·0 cites
- 3042US7300235B2Key duplicating machineJET HARDWARE MFG CORP·Filed 2005·Granted Nov 27, 2007·2 cites·8 claims
- 3137US2001021883A1L factor method for determining heat rate and emission rates of a fossil-fired systemFiled 2001·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →