Inventor · disambiguated record
Guanhua Du
Also filed as: DU GUANHUA
5 granted patents·1 pending application·0 citations·filing 2008–2014
60Inventor score
Files withSHANDONG LUYE PHARM CO LTD2WU SONG2CSPC ZHONGGI PHARMACEUTICAL TECHNOLOGY SHIJIAZHUANG CO LTD1DU GUANHUA1
Top patents by PatentIndex Score
6 records- 0162US8399691B2Method for resolution of a mixture of pinocembrin optical isomers, especially a pinocembrin racemateWU SONG·Filed 2008·Granted Mar 19, 2013·0 cites·13 claims
- 0255US2011245334A1Use of racemates of pinocembrin in preparing medicaments for treating strokeCSPC ZHONGGI PHARMACEUTICAL TECHNOLOGY SHIJIAZHUANG CO LTD·Filed 2009·Application pending·0 cites
- 0353US9199912B2Polymorphs of 4-[2-dimethylamino-1-(1-hydroxycyclohexyl)ethyl]phenyl 4-methylbenzoate hydrochloride, methods of preparing the same and use of the sameSHANDONG LUYE PHARM CO LTD·Filed 2014·Granted Dec 1, 2015·0 cites·8 claims
- 0451US8399511B2Two types of crystalline of pinocembrin, their preparation and their use for manufacture of pharmaceutical compositionsDU GUANHUA·Filed 2008·Granted Mar 19, 2013·0 cites·9 claims
- 0550US8741952B2Polymorphs of 4-[2-dimethylamino-1-(1-hydroxycyclohexyl)ethyl]phenyl 4-methyl-benzoate hydrochloride, methods for preparing the same and use of the sameSHANDONG LUYE PHARM CO LTD·Filed 2013·Granted Jun 3, 2014·0 cites·13 claims
- 0649US9949946B2Inclusion complexes of pinocembrin with cyclodextrin or its derivativesWU SONG·Filed 2008·Granted Apr 24, 2018·0 cites·6 claims
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