Inventor · disambiguated record
Chi-Hsiang Yao
Also filed as: YAO CHI-HSIANG
5 granted patents·6 pending applications·29 citations·filing 2001–2024
72Inventor score
Top patents by PatentIndex Score
11 records- 0187US9505704B2Intermediate for synthesizing treprostinil diethanolamine and method for preparing the sameEVERLIGHT CHEM IND CORP·Filed 2015·Granted Nov 29, 2016·24 cites·12 claims
- 0274US7915322B2Polymerizable water-soluble or alcohol-soluble ultraviolet absorberEVERLIGHT USA INC·Filed 2008·Granted Mar 29, 2011·5 cites·11 claims
- 0352US8816084B1Crystals of morphinan derivative, manufacturing method thereof, and pharmaceutical composition using the sameEVERLIGHT CHEM IND CORP·Filed 2014·Granted Aug 26, 2014·0 cites·10 claims
- 0450US2025216700A1Reactive uv absorbers and anti-blue light eye device comprising the sameEVERLIGHT CHEM IND CORP·Filed 2024·Application pending·0 cites
- 0543US8586790B2Anhydride derivatives of 2-(S)-(6-methoxy-2-naphtyl)-propanoic acid, preparation method and use thereofYANG HAO-CHENG·Filed 2012·Granted Nov 19, 2013·0 cites·14 claims
- 0642US2009259066A1Method for preparing prostaglandin F analogueEVERLIGHT USA INC·Filed 2008·Application pending·0 cites
- 0739US2014046068A1Method of synthesizing bepotastine or benzenesulfonic acid salt thereof and intermediates used thereinEVERLIGHT USA INC·Filed 2013·Application pending·0 cites
- 0838US2007155973A1Novel intermediate compound for the preparation of prostaglandin F analogueEVERLIGHT USA INC·Filed 2006·Application pending·0 cites
- 0937US2014051882A1Method of purification of prostaglandins including fluorine atoms by preparative hplcEVERLIGHT USA INC·Filed 2013·Application pending·0 cites
- 1036US2011218361A1Method for producing compound for preparation of anti-parkinson's disease drugEVERLIGHT USA INC·Filed 2011·Application pending·0 cites
- 1134US6403817B1Method for preparing prostaglandin E-type compoundEVERLIGHT USA INC·Filed 2001·Granted Jun 11, 2002·0 cites·13 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →