Inventor · disambiguated record
Don A. Hopmann
Also filed as: HOPMANN DON A
11 granted patents·2 pending applications·93 citations·filing 2002–2025
88Inventor score
Top patents by PatentIndex Score
13 records- 0192US11371318B2System and method for electrical control of downhole well toolsWEATHERFORD TECH HOLDINGS LLC·Filed 2020·Granted Jun 28, 2022·3 cites·13 claims
- 0282US8237443B2Position sensor for a downhole completion deviceHOPMANN DON A·Filed 2008·Granted Aug 7, 2012·32 cites·18 claims
- 0379US12509961B2System and method for electrical control of downhole well toolsWEATHERFORD TECH HOLDINGS LLC·Filed 2022·Granted Dec 30, 2025·0 cites·19 claims
- 0470US2025188816A1Synchronized Actuator Having Multiple Motors for Downhole Well ToolWEATHERFORD TECH HOLDINGS LLC·Filed 2025·Application pending·0 cites
- 0568US12312909B2Synchronized actuator having multiple motors for downhole well toolWEATHERFORD TECH HOLDINGS LLC·Filed 2023·Granted May 27, 2025·0 cites·21 claims
- 0667US11125346B2Prevention of gas migration through downhole control linesWEATHERFORD TECH HOLDINGS LLC·Filed 2019·Granted Sep 21, 2021·2 cites·19 claims
- 0767US7104331B2Optical position sensing for well control toolsBAKER HUGHES INC·Filed 2002·Granted Sep 12, 2006·34 cites·38 claims
- 0864US11933415B2Valve with erosion resistant flow trimWEATHERFORD TECH HOLDINGS LLC·Filed 2022·Granted Mar 19, 2024·0 cites·19 claims
- 0962US8602658B2Spoolable signal conduction and connection line and methodHOPMANN DON A·Filed 2010·Granted Dec 10, 2013·6 cites·22 claims
- 1061US8397828B2Spoolable downhole control system and methodHOPMANN DON A·Filed 2010·Granted Mar 19, 2013·2 cites·22 claims
- 1150US9133687B2Tubing pressure insensitive pressure compensated actuator for a downhole tool and methodSLOAN JAMES T·Filed 2011·Granted Sep 15, 2015·1 cites·16 claims
- 1244US6798350B2Method for repeating messages in long intelligent completion system linesBAKER HUGHES INC·Filed 2002·Granted Sep 28, 2004·13 cites·18 claims
- 1340US2009151790A1Electro-magnetic multi choke position valveBAKER HUGHES INC·Filed 2008·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →