Inventor · disambiguated record
Alexandra Vasil'Evna Rogacheva
Also filed as: ROGACHEVA ALEXANDRA VASIL'EVNA
9 granted patents·2 pending applications·15 citations·filing 2009–2021
80Inventor score
Top patents by PatentIndex Score
11 records- 0166US11352875B2Combined power source for long term operation of downhole gaugesEXPRO NORTH SEA LTD·Filed 2019·Granted Jun 7, 2022·1 cites·16 claims
- 0264US9546539B2Downhole power generationHUDSON STEVEN MARTIN·Filed 2009·Granted Jan 17, 2017·9 cites·29 claims
- 0363US10704378B2Well monitoringEXPRO NORTH SEA LTD·Filed 2016·Granted Jul 7, 2020·1 cites·17 claims
- 0460US9371727B2Well monitoringHUDSON STEVEN MARTIN·Filed 2011·Granted Jun 21, 2016·2 cites·20 claims
- 0547US10683748B2Communication systems and methodsEXPRO NORTH SEA LTD·Filed 2017·Granted Jun 16, 2020·0 cites·20 claims
- 0646US12270295B2Controller for use with a remote downhole toolEXPRO NORTH SEA LTD·Filed 2021·Granted Apr 8, 2025·0 cites·18 claims
- 0745US9022102B2Control of sub surface safety valvesHUDSON STEVEN MARTIN·Filed 2009·Granted May 5, 2015·2 cites·24 claims
- 0843US2021396131A1Communication systems and methodsEXPRO NORTH SEA LTD·Filed 2019·Application pending·0 cites
- 0942US11162354B2Communication systems and methodsEXPRO NORTH SEA LTD·Filed 2017·Granted Nov 2, 2021·0 cites·18 claims
- 1042US10619476B2Downhole communicationEXPRO NORTH SEA LTD·Filed 2013·Granted Apr 14, 2020·0 cites·24 claims
- 1140US2013292265A1Impressed current cathodic protectionROGACHEVA ALEXANDRA VASIL EVNA·Filed 2011·Application pending·0 cites
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