Inventor
ZHAO JINHAI
US26 patents
⚠️ This page may combine multiple inventors who share the name “ZHAO JINHAI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CHINA PETROLEUM & CHEM CORP
18 patentsUS9777559B2Oct 3, 2017
Reliability assessment and risk management for managed pressure drilling
CHINA PETROLEUM & CHEM CORP2 citations72
US10738598B2Aug 11, 2020
System and method for transmitting signals downhole
CHINA PETROLEUM & CHEM CORP1 citations71
US10261209B2Apr 16, 2019
Near-bit ultradeep measurement system for geosteering and formation evaluation
CHINA PETROLEUM & CHEM CORP3 citations71
US11180965B2Nov 23, 2021
Autonomous through-tubular downhole shuttle
CHINA PETROLEUM & CHEM CORP0 citations62
US11225863B2Jan 18, 2022
Method for controlling a drilling system
CHINA PETROLEUM & CHEM CORP0 citations61
US11225864B2Jan 18, 2022
Method for controlling MWD tool in bottom hole assembly
CHINA PETROLEUM & CHEM CORP0 citations61
US10890687B2Jan 12, 2021
Method and system for measuring formation resistivity
CHINA PETROLEUM & CHEM CORP0 citations60
US10520639B2Dec 31, 2019
System for geosteering and formation evaluation utilizing near-bit sensors
CHINA PETROLEUM & CHEM CORP1 citations60
US10473810B2Nov 12, 2019
Near-bit ultradeep measurement system for geosteering and formation evaluation
CHINA PETROLEUM & CHEM CORP1 citations60
US10057379B2Aug 21, 2018
Systems and methods for drilling automation with OPC UA
CHINA PETROLEUM & CHEM CORP1 citations51
US11372128B2Jun 28, 2022
Method and system for detecting downhole magnetic interference on measurement while drilling operations
CHINA PETROLEUM & CHEM CORP0 citations50
US11187076B2Nov 30, 2021
Central storage unit for a measuring-while-drilling assembly for an oil drilling system
CHINA PETROLEUM & CHEM CORP0 citations50
US11112777B2Sep 7, 2021
Independent high-speed sampling for an oil drilling system
CHINA PETROLEUM & CHEM CORP0 citations50
US11029677B2Jun 8, 2021
Method of assessing reliability of electronics assemblies under drilling vibration conditions
CHINA PETROLEUM & CHEM CORP0 citations50
US10595418B2Mar 17, 2020
Method and apparatus for improving drilling electronics performance
CHINA PETROLEUM & CHEM CORP0 citations50
US10375826B2Aug 6, 2019
High temperature drilling electronics
CHINA PETROLEUM & CHEM CORP0 citations50
US10365401B2Jul 30, 2019
System for geosteering and formation evaluation utilizing near-bit sensors
CHINA PETROLEUM & CHEM CORP0 citations50
US10151195B2Dec 11, 2018
Electronic devices for high temperature drilling operations
CHINA PETROLEUM & CHEM CORP0 citations40
UNIV SOUTHWEST PETROLEUM
6 patentsUS11542789B2Jan 3, 2023
Cavity creation tool by crushing with multi-stage controllable water jet for natural gas hydrate development
UNIV SOUTHWEST PETROLEUM2 citations69
US11732551B1Aug 22, 2023
Fully electrically controlled intelligent subsurface safety valve
UNIV SOUTHWEST PETROLEUM4 citations68
US11506033B2Nov 22, 2022
Oil extraction and gas production method capable of in-situ sand control and removal by downhole hydraulic lift
UNIV SOUTHWEST PETROLEUM2 citations59
US12060958B2Aug 13, 2024
Pure electric modular subsea test tree
UNIV SOUTHWEST PETROLEUM0 citations48
US11434727B2Sep 6, 2022
In situ exploitation-separation-backfilling integration apparatus used for natural gas hydrates
UNIV SOUTHWEST PETROLEUM0 citations48
US11946374B2Apr 2, 2024
Omni-directional horizontally orientaed deflecting tool for coiled tubing
UNIV SOUTHWEST PETROLEUM0 citations47