Inventor · disambiguated record
Calum Crawford
Also filed as: CRAWFORD CALUM
6 granted patents·3 citations·filing 2014–2023
68Inventor score
Top patents by PatentIndex Score
6 records- 0181US11965390B2Combined master valve and cable hanger for deploying electric submersible pump in a live wellSCHLUMBERGER TECHNOLOGY CORP·Filed 2021·Granted Apr 23, 2024·2 cites·15 claims
- 0258US12044110B2Safety systems for electric submersible pumpsSCHLUMBERGER TECHNOLOGY CORP·Filed 2021·Granted Jul 23, 2024·0 cites·15 claims
- 0353US11041370B2Apparatus for power generationTENDEKA BV·Filed 2014·Granted Jun 22, 2021·1 cites·15 claims
- 0452US12378836B2Method and system for deploying an electric submersible pump in a live wellSCHLUMBERGER TECHNOLOGY CORP·Filed 2023·Granted Aug 5, 2025·0 cites·9 claims
- 0547US12152452B2Sealed connection for multiple-section tool deployment in live wellsZILIFT HOLDINGS LTD·Filed 2022·Granted Nov 26, 2024·0 cites·17 claims
- 0646US12135040B2Centrifugal well pump with threadedly coupled diffusersSCHLUMBERGER TECHNOLOGY CORP·Filed 2022·Granted Nov 5, 2024·0 cites·16 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →