Inventor · disambiguated record
Randolph S. Coles
Also filed as: COLES RANDOLPH S · COLES RANDOLPH SCOTT
14 granted patents·1 pending application·68 citations·filing 2011–2021
90Inventor score
Top patents by PatentIndex Score
15 records- 0187US9109415B2Automated diversion valve control for pump down operationsCOLES RANDOLPH S·Filed 2011·Granted Aug 18, 2015·13 cites·11 claims
- 0284US9217305B2Downhole tool string brakingHALLIBURTON ENERGY SERVICES INC·Filed 2013·Granted Dec 22, 2015·18 cites·18 claims
- 0382US11254550B2Automatic wire spooling controlHALLIBURTON ENERGY SERVICES INC·Filed 2018·Granted Feb 22, 2022·3 cites·18 claims
- 0481US11662495B2Sonic through tubing cement evaluationHALLIBURTON ENERGY SERVICES INC·Filed 2020·Granted May 30, 2023·2 cites·20 claims
- 0579US9657540B2System and method for wireline tool pump-down operationsCOLES RANDOLPH S·Filed 2012·Granted May 23, 2017·12 cites·26 claims
- 0677US9410419B2Device for measuring and transmitting downhole tensionHALLIBURTON ENERGY SERVICES INC·Filed 2013·Granted Aug 9, 2016·6 cites·18 claims
- 0777US9187970B2Wellbore isolation devices and methods of use to prevent pump offsHALLIBURTON ENERGY SERVICES INC·Filed 2013·Granted Nov 17, 2015·7 cites·19 claims
- 0869US8875785B2System and method for correcting downhole speedCOLES RANDOLPH S·Filed 2012·Granted Nov 4, 2014·4 cites·25 claims
- 0966US10323508B2Apparatus and methods for monitoring the retrieval of a well toolHALLIBURTON ENERGY SERVICES INC·Filed 2013·Granted Jun 18, 2019·3 cites·19 claims
- 1058US11815478B2Through-tubing, cased-hole sealed material density evaluation using gamma ray measurementsHALLIBURTON ENERGY SERVICES INC·Filed 2021·Granted Nov 14, 2023·0 cites·18 claims
- 1154US11118425B2Pumpdown regulatorHALLIBURTON ENERGY SERVICES INC·Filed 2019·Granted Sep 14, 2021·0 cites·20 claims
- 1248US11619106B2Tool brakeHALLIBURTON ENERGY SERVICES INC·Filed 2018·Granted Apr 4, 2023·0 cites·19 claims
- 1346US9766372B2Calibration resistivity tools in environments with radio-frequency noiseHALLIBURTON ENERGY SERVICES INC·Filed 2013·Granted Sep 19, 2017·0 cites·16 claims
- 1444US11808136B2Through-tubing, cased-hole sealed material evaluation using acoustic measurementsHALLIBURTON ENERGY SERVICES INC·Filed 2021·Granted Nov 7, 2023·0 cites·18 claims
- 1528US2018363396A1Apparatus, method and system for regulating annular fluid flow around a tool stringHALLIBURTON ENERGY SERVICES INC·Filed 2016·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Randolph S. Coles files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →