Inventor · disambiguated record
Mark E. Ehrhardt
Also filed as: EHRHARDT MARK · EHRHARDT MARK E
7 granted patents·3 pending applications·411 citations·filing 1988–2020
87Inventor score
Files withEXXONMOBIL UPSTREAM RES CO4CLIMATE LLC1EHRHARDT MARK E1EXXON PRODUCTION RESEARCH CO1MATHEWS WILLIAM S1
Top patents by PatentIndex Score
10 records- 0194US4846780ACentrifuge processor and liquid level control systemEXXON PRODUCTION RESEARCH CO·Filed 1988·Granted Jul 11, 1989·131 cites·42 claims
- 0291US6668943B1Method and apparatus for controlling pressure and detecting well control problems during drilling of an offshore well using a gas-lifted riserEXXONMOBIL UPSTREAM RES CO·Filed 2000·Granted Dec 30, 2003·179 cites·25 claims
- 0373US6102843AFlow enhanced one-pass centrifuge separatorEXXONMOBIL UPSTREAM RES CO·Filed 1996·Granted Aug 15, 2000·55 cites·23 claims
- 0472US7836840B2Subsea cryogenic fluid transfer systemEXXONMOBIL UPSTREAM RES CO·Filed 2005·Granted Nov 23, 2010·10 cites·80 claims
- 0565US6578637B1Method and system for storing gas for use in offshore drilling and production operationsEXXONMOBIL UPSTREAM RES CO·Filed 2000·Granted Jun 17, 2003·33 cites·1 claims
- 0657US2011297346A1Methods and Systems of Regenerative Heat ExchangeMINTA MOSES·Filed 2009·Application pending·0 cites
- 0756US8959931B2Transporting and managing liquefied natural gasMATHEWS WILLIAM S·Filed 2007·Granted Feb 24, 2015·3 cites·13 claims
- 0852US2014258003A1Online advertising with integrated interfacesMICROSOFT CORP·Filed 2013·Application pending·0 cites
- 0947US11528837B2Real-time agricultural recommendations using weather sensing on equipmentCLIMATE LLC·Filed 2020·Granted Dec 20, 2022·0 cites·20 claims
- 1043US2010074692A1Open-Sea Berth LNG Import TerminalEHRHARDT MARK E·Filed 2007·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →