Inventor

YAO CHI-HSIANG

TW5 patents

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

EVERLIGHT CHEM IND CORP

2 patents

US9505704B2Nov 29, 2016

Intermediate for synthesizing treprostinil diethanolamine and method for preparing the same

EVERLIGHT CHEM IND CORP24 citations83

US8816084B1Aug 26, 2014

Crystals of morphinan derivative, manufacturing method thereof, and pharmaceutical composition using the same

EVERLIGHT CHEM IND CORP0 citations38

EVERLIGHT USA INC

2 patents

US7915322B2Mar 29, 2011

Polymerizable water-soluble or alcohol-soluble ultraviolet absorber

EVERLIGHT USA INC5 citations54

US6403817B1Jun 11, 2002

Method for preparing prostaglandin E-type compound

EVERLIGHT USA INC0 citations48

YANG HAO-CHENG

1 patent

US8586790B2Nov 19, 2013

Anhydride derivatives of 2-(S)-(6-methoxy-2-naphtyl)-propanoic acid, preparation method and use thereof

YANG HAO-CHENG0 citations38