Inventor · disambiguated record
Hwan Bong Chang
Also filed as: CHANG HWAN-BONG
5 granted patents·2 pending applications·5 citations·filing 1999–2017
65Inventor score
Files withDONG WHA PHARM CO LTD2RYU JEI-MAN2CHANG HWAN BONG1DONG WHA PHARM INC CO LTD1DONG WHA PHARM IND CO LTD1
Top patents by PatentIndex Score
7 records- 0146US7585979B2Process for preparing N-hydroxy-4-{5-[4-(5-isopropyl-2-methyl-1,3-thiazol-4-yl)-phenoxy]-pentoxy}-benzamidineDONG WHA PHARM IND CO LTD·Filed 2005·Granted Sep 8, 2009·0 cites·7 claims
- 0242US10869904B2Pharmaceutical composition for preventing or treating respiratory disease comprising extract of Justicia procumbens LDONG WHA PHARM CO LTD·Filed 2017·Granted Dec 22, 2020·0 cites·27 claims
- 0342US6306860B12,5-pyridinedicarboxylic acid derivativesDONG WHA PHARM INC CO LTD·Filed 1999·Granted Oct 23, 2001·5 cites·15 claims
- 0441US8637097B2Pharmaceutical composition for treating nephropathy and healthy food comprising herb extractsRYU JEI-MAN·Filed 2011·Granted Jan 28, 2014·0 cites·5 claims
- 0539US10688143B2Composition containing extract or fraction of genus Justicia plantDONG WHA PHARM CO LTD·Filed 2015·Granted Jun 23, 2020·0 cites·8 claims
- 0638US2010215764A1Pharmaceutical Composition For Treating Nephropathy and Healthy Food Comprising Herb ExtractsRYU JEI-MAN·Filed 2006·Application pending·0 cites
- 0737US2014018552A1Use of compounds isolated from morus barkCHANG HWAN BONG·Filed 2012·Application pending·0 cites
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