Inventor · disambiguated record
Roger D. Stair
Also filed as: STAIR ROGER D
2 granted patents·12 citations·filing 2008–2010
55Inventor score
Top patents by PatentIndex Score
2 records- 0172US8556580B2Submersible pump for operation in sandy environments, diffuser assembly, and related methodsSTAIR ROGER D·Filed 2010·Granted Oct 15, 2013·9 cites·19 claims
- 0251US7798211B2Passive gas separator for progressing cavity pumpsBAKER HUGHES INC·Filed 2008·Granted Sep 21, 2010·3 cites·13 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →