Inventor

LI QINGXIA

CN3 patents

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

HUAWEI TECH CO LTD

1 patent

US9515377B2Dec 6, 2016

Antenna apparatus, antenna device and signal transmitting apparatus

HUAWEI TECH CO LTD7 citations78

UNIV CHINA PHARMA

1 patent

US11242340B2Feb 8, 2022

Crystal forms of demethyleneberberine hydrochloride and preparation method therefor

UNIV CHINA PHARMA0 citations44

UNIV HOHAI

1 patent

US10545128B2Jan 28, 2020

Device for measuring adsorption/desorption characteristic of surface bed sediments on contaminants and method of using the device

UNIV HOHAI0 citations32