Inventor

ZHANG RONGXIA

CN9 patents

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

SHANGHAI INST MATERIA MEDICA CAS

4 patents

US11434226B2Sep 6, 2022

Salt and polymorph of benzopyrimidinone compound and pharmaceutical composition and use thereof

SHANGHAI INST MATERIA MEDICA CAS0 citations60

US11384073B2Jul 12, 2022

Maleate salt of benzothiophene compound, crystalline form thereof, and use thereof

SHANGHAI INST MATERIA MEDICA CAS0 citations59

US11731965B2Aug 22, 2023

Tetrahydroprotoberberine compound, preparation method therefor and uses thereof, and pharmaceutical composition

SHANGHAI INST MATERIA MEDICA CAS0 citations50

US10174011B2Jan 8, 2019

Heterocyclic compounds, process for preparation of the same and use thereof

SHANGHAI INST MATERIA MEDICA CAS0 citations37

TIAN GUANGHUI

1 patent

US8884021B2Nov 11, 2014

Process for preparing racemic nicotine

TIAN GUANGHUI8 citations78

LI JIANFENG

1 patent

US8501762B2Aug 6, 2013

Tetrahydroprotoberberine compounds, the synthetic method and the use thereof

LI JIANFENG9 citations76

SUZHOU VIGONVITA LIFE SCIENCES CO LTD

1 patent

US10100044B2Oct 16, 2018

Methods for preparing brexpiprazole, key intermediates thereof and salts thereof

SUZHOU VIGONVITA LIFE SCIENCES CO LTD0 citations44

ZHANG QIANG

1 patent

US9249084B2Feb 2, 2016

Substituted n-pentanamide compounds, preparation method and the use thereof

ZHANG QIANG0 citations38

TOPHARMAN SHANGHAI CO LTD

1 patent

US9376410B2Jun 28, 2016

(2R)-2-deoxy-2,2-disubstituted-ribono-1,4-lactone and preparation method and use thereof

TOPHARMAN SHANGHAI CO LTD0 citations27