Inventor

CHANG HWAN-BONG

KR5 patents

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

DONG WHA PHARM CO LTD

2 patents

US10688143B2Jun 23, 2020

Composition containing extract or fraction of genus Justicia plant

DONG WHA PHARM CO LTD0 citations47

US10869904B2Dec 22, 2020

Pharmaceutical composition for preventing or treating respiratory disease comprising extract of Justicia procumbens L

DONG WHA PHARM CO LTD0 citations46

DONG WHA PHARM INC CO LTD

1 patent

US6306860B1Oct 23, 2001

2,5-pyridinedicarboxylic acid derivatives

DONG WHA PHARM INC CO LTD5 citations52

DONG WHA PHARM IND CO LTD

1 patent

US7585979B2Sep 8, 2009

Process for preparing N-hydroxy-4-{5-[4-(5-isopropyl-2-methyl-1,3-thiazol-4-yl)-phenoxy]-pentoxy}-benzamidine

DONG WHA PHARM IND CO LTD0 citations39

RYU JEI-MAN

1 patent

US8637097B2Jan 28, 2014

Pharmaceutical composition for treating nephropathy and healthy food comprising herb extracts

RYU JEI-MAN0 citations38