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John D. MacPherson
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Celle, DE
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Patents Grants
last 30 patents
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Patent Grant
Telemetry system combining two telemetry methods
Patent number
11,542,814
Issue date
Jan 3, 2023
Baker Hughes Oilfield Operations LLC
John Macpherson
E21 - EARTH DRILLING MINING
Information
Patent Grant
Method and apparatus to detect gas influx using mud pulse acoustic...
Patent number
11,098,577
Issue date
Aug 24, 2021
Baker Hughes Oilfield Operations LLC
Bryan Dugas
E21 - EARTH DRILLING MINING
Information
Patent Grant
Real-time drilling optimization based on MWD dynamic measurements
Patent number
7,172,037
Issue date
Feb 6, 2007
Baker Hughes Incorporated
Dmitriy Dashevskiy
E21 - EARTH DRILLING MINING
Patents Applications
last 30 patents
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Patent Application
PREDICTIVE MODELS AND MULTI-OBJECTIVE CONSTRAINT OPTIMIZATION ALGOR...
Publication number
20220137568
Publication date
May 5, 2022
Baker Hughes Oilfield Operations LLC
Gulshan Singh
E21 - EARTH DRILLING MINING
Information
Patent Application
Telemetry System Combining Two Telemetry Methods
Publication number
20210156246
Publication date
May 27, 2021
Baker Hughes Oilfield Operations LLC
John Macpherson
E21 - EARTH DRILLING MINING
Information
Patent Application
METHOD AND APPARATUS TO DETECT GAS INFLUX USING MUD PULSE ACOUSTIC...
Publication number
20200386095
Publication date
Dec 10, 2020
Baker Hughes Oilfield Operations LLC
Bryan Dugas
G01 - MEASURING TESTING
Information
Patent Application
Real-time drilling optimization based on MWD dynamic measurements
Publication number
20040256152
Publication date
Dec 23, 2004
BAKER HUGHES INCORPORATED
Dmitriy Dashevskiy
E21 - EARTH DRILLING MINING