Inventor

HE QINGCHAO

CN3 patents

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

TIANJIN HEMAY ONCOLOY PHARMACEUTICAL CO LTD

1 patent

US10246443B2Apr 2, 2019

Cyanoquinoline derivatives

TIANJIN HEMAY ONCOLOY PHARMACEUTICAL CO LTD1 citations64

ZHANG HESHENG

1 patent

US9187458B2Nov 17, 2015

Cyanoquinoline derivatives

ZHANG HESHENG3 citations60

TIANJIN HEMAY BIO-TECH CO LTD

1 patent

US9676724B2Jun 13, 2017

Cyanoquinoline derivatives

TIANJIN HEMAY BIO-TECH CO LTD1 citations59