Inventor · disambiguated record
Robert Donald John Sedgeman
Also filed as: SEDGEMAN ROBERT · SEDGEMAN ROBERT DONALD JOHN
10 granted patents·2 pending applications·6 citations·filing 2007–2025
81Inventor score
Files withROCKATEK LTD4SMART STABILIZER SYSTEMS LTD4CROWLEY DANIEL BRENDAN1ENTEQ TECH PLC1NTS AMEGA WEST USA INC1
Top patents by PatentIndex Score
12 records- 0186US11993985B2Downhole assembly to mitigate high frequency torsional oscillation, and oscillation mitigation tool suitable for use in a downhole assemblyROCKATEK LTD·Filed 2022·Granted May 28, 2024·1 cites·21 claims
- 0283US12497844B2High frequency torsional oscillation mitigation toolROCKATEK LTD·Filed 2024·Granted Dec 16, 2025·0 cites·7 claims
- 0376US2025327361A1Piston and cylinder assembly of a downhole tool, downhole tool with a piston and cylinder assemblyROCKATEK LTD·Filed 2025·Application pending·0 cites
- 0466US12049823B2Drilling apparatus and method for use with rotating drill pipeNTS AMEGA WEST USA INC·Filed 2020·Granted Jul 30, 2024·1 cites·30 claims
- 0565US12345157B2Piston and cylinder assembly of a downhole tool, downhole tool with a piston and cylinder assembly, and method of assembling the piston and cylinderROCKATEK LTD·Filed 2022·Granted Jul 1, 2025·0 cites·33 claims
- 0662US9140067B2Braking mechanism for a downhole toolSMART STABILIZER SYSTEMS LTD·Filed 2013·Granted Sep 22, 2015·2 cites·19 claims
- 0756US8051928B2Downhole assembly and cutter assemblySMART STABILIZER SYSTEMS LTD·Filed 2010·Granted Nov 8, 2011·1 cites·11 claims
- 0845US7766102B2Downhole assembly and cutter assemblySMART STABILIZER SYSTEMS LTD·Filed 2007·Granted Aug 3, 2010·1 cites·6 claims
- 0942US10711534B2Stabilizer for a steerable drilling systemSMART STABILIZER SYSTEMS LTD·Filed 2016·Granted Jul 14, 2020·0 cites·9 claims
- 1038US12078064B2Directional drilling systemsSCHLUMBERGER TECHNOLOGY CORP·Filed 2020·Granted Sep 3, 2024·0 cites·15 claims
- 1136US2023366271A1Cartridge for a rotary drill bitENTEQ TECH PLC·Filed 2023·Application pending·0 cites
- 1233US9677348B2Valve for a downhole toolCROWLEY DANIEL BRENDAN·Filed 2012·Granted Jun 13, 2017·0 cites·29 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →