Inventor · disambiguated record
Nicholas Kok Jun Sim
Also filed as: SIM NICHOLAS KOK JUN
5 granted patents·2 citations·filing 2014–2019
63Inventor score
Technology areasE21B
Files withHALLIBURTON ENERGY SERVICES INC5
Top patents by PatentIndex Score
5 records- 0168US10822888B2Sacrificial protector sleeveHALLIBURTON ENERGY SERVICES INC·Filed 2016·Granted Nov 3, 2020·2 cites·15 claims
- 0252US10900308B2Viscous damping systems for hydrostatically set downhole toolsHALLIBURTON ENERGY SERVICES INC·Filed 2019·Granted Jan 26, 2021·0 cites·12 claims
- 0343US10400534B2Viscous damping systems for hydrostatically set downhole toolsHALLIBURTON ENERGY SERVICES INC·Filed 2015·Granted Sep 3, 2019·0 cites·18 claims
- 0442US10161214B2Off-set tubing string segments for selective location of downhole toolsHALLIBURTON ENERGY SERVICES INC·Filed 2014·Granted Dec 25, 2018·0 cites·22 claims
- 0535US10590738B2Resettable sliding sleeve for downhole flow control assembliesHALLIBURTON ENERGY SERVICES INC·Filed 2016·Granted Mar 17, 2020·0 cites·20 claims
Join the waitlist — get patent alerts
Get an alert when Nicholas Kok Jun Sim 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 →