Inventor · disambiguated record
John W. Berthold
Also filed as: BERTHOLD III JOHN W · BERTHOLD JOHN · BERTHOLD JOHN W
49 granted patents·1 pending application·1,346 citations·filing 1979–2009
99Inventor score
Files withBABCOCK & WILCOX CO23DAVIDSON INSTR INC7MCDERMOTT TECHNOLOGY INC6HALLIBURTON ENERGY SERV INC5DIAMOND POWER INT INC2
Top patents by PatentIndex Score
50 records- 0195US5225883AVideo temperature monitorBABCOCK & WILCOX CO·Filed 1991·Granted Jul 6, 1993·117 cites·7 claims
- 0295US4262992AVariable integrated optical logic elementUS DIRECTOR OF THE NATIONAL SE·Filed 1979·Granted Apr 21, 1981·73 cites·12 claims
- 0394US5845033AFiber optic sensing system for monitoring restrictions in hydrocarbon production systemsBABCOCK & WILCOX CO·Filed 1996·Granted Dec 1, 1998·204 cites·18 claims
- 0492US7940400B2Method and apparatus for continuous readout of fabry-perot fiber optic sensorHALLIBURTON ENERGY SERV INC·Filed 2009·Granted May 10, 2011·24 cites·20 claims
- 0592US7355726B2Linear variable reflector sensor and signal processorDAVIDSON INSTR INC·Filed 2005·Granted Apr 8, 2008·23 cites·22 claims
- 0691US7743661B2Fiber optic MEMS seismic sensor with mass supported by hinged beamsHALLIBURTON ENERGY SERV INC·Filed 2007·Granted Jun 29, 2010·23 cites·20 claims
- 0789US7492463B2Method and apparatus for continuous readout of Fabry-Perot fiber optic sensorDAVIDSON INSTR INC·Filed 2005·Granted Feb 17, 2009·18 cites·18 claims
- 0889US7355684B2Interferometric signal conditioner for measurement of the absolute length of gaps in a fiber optic Fabry-Perot interferometerDAVIDSON INSTR INC·Filed 2005·Granted Apr 8, 2008·24 cites·29 claims
- 0988US6519041B1Hydrogen sensor for fuel cell applicationsJ W B C LLC·Filed 2000·Granted Feb 11, 2003·46 cites·12 claims
- 1086US6289143B1Fiber optic acoustic emission sensorMCDERMOTT TECHNOLOGY INC·Filed 1998·Granted Sep 11, 2001·72 cites·9 claims
- 1186US5258614AOptical fiber loop temperature sensorBABCOCK & WILCOX CO·Filed 1992·Granted Nov 2, 1993·53 cites·13 claims
- 1285US7305158B2Interferometric signal conditioner for measurement of absolute static displacements and dynamic displacements of a Fabry-Perot interferometerDAVIDSON INSTR INC·Filed 2005·Granted Dec 4, 2007·17 cites·26 claims
- 1384US4843234AConsumable electrode length monitor based on optical time domain reflectometryBABCOCK & WILCOX CO·Filed 1988·Granted Jun 27, 1989·39 cites·12 claims
- 1483US7134346B2Differential pressure transducer with Fabry-Perot fiber optic displacement sensorDAVIDSON INSTR INC·Filed 2005·Granted Nov 14, 2006·16 cites·10 claims
- 1579US5832157AFiber optic acoustic emission sensorMCDERMOTT TECHNOLOGY INC·Filed 1996·Granted Nov 3, 1998·47 cites·9 claims
- 1678US5220172AFluorescence analyzer for ligninBABCOCK & WILCOX CO·Filed 1991·Granted Jun 15, 1993·49 cites·19 claims
- 1777US6490040B1Fume sensor system and methods for background noise suppressionMCDERMOTT TECHNOLOGY INC·Filed 2000·Granted Dec 3, 2002·15 cites·10 claims
- 1877US5086220ARadiation imaging fiber optic temperature distribution monitorBABCOCK & WILCOX CO·Filed 1991·Granted Feb 4, 1992·50 cites·12 claims
- 1976US4589286AFused silica diaphragm module for high temperature pressure transducersBABCOCK & WILCOX CO·Filed 1984·Granted May 20, 1986·27 cites·3 claims
- 2075US7864329B2Fiber optic sensor system having circulators, Bragg gratings and couplersHALLIBURTON ENERGY SERV INC·Filed 2005·Granted Jan 4, 2011·7 cites·20 claims
- 2175US5386729ATemperature compensated microbend fiber optic differential pressure transducerBABCOCK & WILCOX CO·Filed 1993·Granted Feb 7, 1995·40 cites·13 claims
- 2272US5216483AFluorescence analyzer for ligninBABCOCK & WILCOX CO·Filed 1991·Granted Jun 1, 1993·38 cites·10 claims
- 2371US6097478AFiber optic acoustic emission sensorMCDERMOTT TECHNOLOGY INC·Filed 1998·Granted Aug 1, 2000·29 cites·24 claims
- 2471US4893895AAn improved encased high temperature optical fiberBABCOCK & WILCOX CO·Filed 1989·Granted Jan 16, 1990·20 cites·5 claims
- 2570US7684051B2Fiber optic seismic sensor based on MEMS cantileverHALLIBURTON ENERGY SERV INC·Filed 2007·Granted Mar 23, 2010·9 cites·20 claims
- 2670US5035511ADistributed fiber optic temperature sensor based on time domain transmissionBABCOCK & WILCOX CO·Filed 1990·Granted Jul 30, 1991·34 cites·7 claims
- 2766US7835598B2Multi-channel array processorHALLIBURTON ENERGY SERV INC·Filed 2005·Granted Nov 16, 2010·4 cites·8 claims
- 2866US5196694ATemperature compensated self-referenced fiber optic microbend pressure transducerBABCOCK & WILCOX CO·Filed 1991·Granted Mar 23, 1993·26 cites·19 claims
- 2963US7434472B2Differential pressure transducer configurations including displacement sensorLEITKO TRAVIS W·Filed 2007·Granted Oct 14, 2008·8 cites·19 claims
- 3063US7001067B2Pyrometer for measuring the temperature of a gas component within a furnanceDIAMOND POWER INT INC·Filed 2004·Granted Feb 21, 2006·11 cites·9 claims
- 3161US5020379AMicrobend fiber optic strain gaugeBABCOCK & WILCOX CO·Filed 1987·Granted Jun 4, 1991·18 cites·4 claims
- 3260US5591976AGamma camera system for imaging contaminationBABCOCK & WILCOX CO·Filed 1994·Granted Jan 7, 1997·17 cites·16 claims
- 3355US5206711AFluid opacity sensorBABCOCK & WILCOX CO·Filed 1990·Granted Apr 27, 1993·21 cites·18 claims
- 3454US7191660B2Flame shield for high temperature pressure transducerDAVIDSON INSTR INC·Filed 2005·Granted Mar 20, 2007·3 cites·20 claims
- 3553US4976157AFiber optic flow sensorBABCOCK & WILCOX CO·Filed 1989·Granted Dec 11, 1990·18 cites·11 claims
- 3653US4387594AWater level indicator having a remote and a local readout displayBABCOCK & WILCOX CO·Filed 1981·Granted Jun 14, 1983·12 cites·4 claims
- 3751US6270254B1Extended range fiber-optic temperature sensorMCDERMOTT TECHNOLOGY INC·Filed 2000·Granted Aug 7, 2001·3 cites·7 claims
- 3850US4413879AMethod and apparatus for side launch excitation of selected modes in graded-index optical fibersUS DIRECTOR OF THE NATIONAL SE·Filed 1979·Granted Nov 8, 1983·10 cites·7 claims
- 3949US5517851AMethod and apparatus for predicting onset of intergranular attack and stress corrosion cracking in tubing subjected to hostile environmentELECTRIC POWER RES INST·Filed 1994·Granted May 21, 1996·15 cites·20 claims
- 4047US8125646B2Apparatus and methods for monitoring combustion dynamics in a gas turbine engineLOPUSHANSKY RICHARD·Filed 2008·Granted Feb 28, 2012·2 cites·27 claims
- 4147US6733173B1Pyrometer for measuring the temperature of a gas component within a furnaceDIAMOND POWER INT INC·Filed 1996·Granted May 11, 2004·11 cites·16 claims
- 4247US5226730AInternal temperature monitor for work piecesBABCOCK & WILCOX CO·Filed 1992·Granted Jul 13, 1993·11 cites·12 claims
- 4345US5010770AVibrating tube fiber optic pressure transducer with light-powered electro-magnetic driveBABCOCK & WILCOX CO·Filed 1989·Granted Apr 30, 1991·7 cites·11 claims
- 4444US4907883AHigh-temperature laser induced spectroscopy in nuclear steam generatorsBABCOCK & WILCOX CO·Filed 1988·Granted Mar 13, 1990·11 cites·21 claims
- 4540US4600836ADiaphragm deflection sensor for fused silica diaphragm moduleBABCOCK & WILCOX CO·Filed 1984·Granted Jul 15, 1986·9 cites·10 claims
- 4639US7443510B2Tunable laser for dynamic measurementDAVIDSON INSTR INC·Filed 2005·Granted Oct 28, 2008·0 cites·18 claims
- 4736US2007252998A1Apparatus for continuous readout of fabry-perot fiber optic sensorBERTHOLD JOHN W·Filed 2007·Application pending·0 cites
- 4835US5223918AFiber optic color balance monitorBABCOCK & WILCOX CO·Filed 1992·Granted Jun 29, 1993·7 cites·10 claims
- 4932US6033108AExtended range fiber-optic temperature sensorMCDERMOTT TECHNOLOGY INC·Filed 1994·Granted Mar 7, 2000·3 cites·8 claims
- 5030US4536827AImage collection and object illuminationBABCOCK & WILCOX CO·Filed 1984·Granted Aug 20, 1985·5 cites·17 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →