Inventor

WANG CHENGQIAN

CN2 patents

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

CHIA TAI TIANQING PHARMACEUTICAL GROUP CO LTD

1 patent

US11419862B2Aug 23, 2022

Quinoline derivative for treatment of nasopharyngeal carcinoma

CHIA TAI TIANQING PHARMACEUTICAL GROUP CO LTD3 citations68

GOERTEK TECH CO LTD

1 patent

US10917712B2Feb 9, 2021

Speaker and earplug earphones

GOERTEK TECH CO LTD0 citations38