Inventor
WU XINGFANG
CN7 patents
⚠️ This page may combine multiple inventors who share the name “WU XINGFANG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CHINA NAT OFFSHORE OIL CORP
4 patentsUS12012816B2Jun 18, 2024
Core detection device of coring instrument and spacer insertion device
CHINA NAT OFFSHORE OIL CORP0 citations59
US11739603B2Aug 29, 2023
Core detection device of coring instrument
CHINA NAT OFFSHORE OIL CORP0 citations59
US11028658B2Jun 8, 2021
Horizontal-to-vertical drilling module for deep well
CHINA NAT OFFSHORE OIL CORP0 citations46
US10236667B2Mar 19, 2019
Wire follow-up protection structure of electric reducer
CHINA NAT OFFSHORE OIL CORP0 citations37
CHINA OILFIELD SERVICES LTD
3 patentsUS12188919B2Jan 7, 2025
Method and system for measuring composition and property of formation fluid
CHINA OILFIELD SERVICES LTD0 citations58
US11624244B2Apr 11, 2023
Connecting structure for drill collar of logging while drilling instrument and drill collar sub male and female joints
CHINA OILFIELD SERVICES LTD0 citations48
US11072981B2Jul 27, 2021
Sampling-by-pushing system and setting method thereof
CHINA OILFIELD SERVICES LTD0 citations45