Inventor

ZHANG WANJIA

CN3 patents

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

WUHAN EASY SIGHT TECH CO LTD

2 patents

US11041587B2Jun 22, 2021

Ultraviolet curing pipeline repair robot and system

WUHAN EASY SIGHT TECH CO LTD8 citations77

US10894323B2Jan 19, 2021

Pipeline robot, pipeline video-signal acquisition and transmission device and pipeline detection system and method

WUHAN EASY SIGHT TECH CO LTD0 citations44

UNIV CENTRAL SOUTH

1 patent

US12303915B2May 20, 2025

Carbamoyl)acetamide compound in flotation of calcium-bearing minerals

UNIV CENTRAL SOUTH0 citations59