Inventor

HUANG QINGYUN

CN5 patents

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

HUANG QINGYUN

2 patents

US9434705B2Sep 6, 2016

L-setastine hydrochloride and preparation method thereof

HUANG QINGYUN0 citations37

US9145353B2Sep 29, 2015

Method of preparing (S)-2-amino-5-methoxytetralin hydrochloride

HUANG QINGYUN0 citations26

THE UNIV OF TEXAS AT AUSTIN

1 patent

US11671011B2Jun 6, 2023

Modular high step-down DC/DC converter

THE UNIV OF TEXAS AT AUSTIN0 citations55

ANHUI QINGYUN PHARMACEUTICAL AND CHEMICAL CO LTD

1 patent

US11814355B2Nov 14, 2023

Method for synthesizing pitavastatin t-butyl ester

ANHUI QINGYUN PHARMACEUTICAL AND CHEMICAL CO LTD0 citations49

ANHUI QINGYUN PHARMACEUTICALS & CHEMICAL CO LTD

1 patent

US8049010B2Nov 1, 2011

Synthetic method and intermediates of Rosuvastatin calcium and preparation methods of intermediates

ANHUI QINGYUN PHARMACEUTICALS & CHEMICAL CO LTD2 citations49