Inventor · disambiguated record
David Mcmahon
Also filed as: MCMAHON DAVID · MCMAHON DAVID S
3 granted patents·122 citations·filing 1997–2013
71Inventor score
Files withBAKER HUGHES INC2
Top patents by PatentIndex Score
3 records- 0185US6957703B2Closure mechanism with integrated actuator for subsurface valvesBAKER HUGHES INC·Filed 2002·Granted Oct 25, 2005·94 cites·16 claims
- 0239US9695685B2Systems and methods for detecting and communicating failure of integral surge suppression in drive systems for downhole equipmentBAKER HUGHES INC·Filed 2013·Granted Jul 4, 2017·0 cites·17 claims
- 0337US5973608ARemotely activated electrical control arrangementFiled 1997·Granted Oct 26, 1999·28 cites·15 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →