Inventor

ZHANG XIQING

CN3 patents

⚠️ This page may combine multiple inventors who share the name “ZHANG XIQING”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SHENGLI OILFIELD SHENGJI PETROLEUM EQUIPMENT CO LTD

2 patents

US12234692B2Feb 25, 2025

Automated apparatus for oil field drilling and workover operations

SHENGLI OILFIELD SHENGJI PETROLEUM EQUIPMENT CO LTD0 citations35

US12371953B2Jul 29, 2025

Automatic small repair operation system for oil field

SHENGLI OILFIELD SHENGJI PETROLEUM EQUIPMENT CO LTD0 citations31

ANHUI CONCH MATERIAL TECH CO LTD

1 patent

US12502661B2Dec 23, 2025

Catalysts for synthesizing cyclic carbonates, preparation methods and uses thereof

ANHUI CONCH MATERIAL TECH CO LTD0 citations53