Inventor
YI KYU YANG
KR19 patents
⚠️ This page may combine multiple inventors who share the name “YI KYU YANG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
KOREA RES INST CHEM TECH
7 patentsUS7939550B2May 10, 2011
Aminopyrazole derivatives, process for the preparation thereof, and composition for preventing or treating ischemic diseases containing the same
KOREA RES INST CHEM TECH7 citations76
US5849753ADec 15, 1998
Pyridyl imidazole derivatives and processes for the preparation thereof
KOREA RES INST CHEM TECH8 citations71
US7279497B2Oct 9, 2007
Benzopyran derivatives substituted with secondary amines including imidazole, their preparation and pharmaceutical compositions containing them
KOREA RES INST CHEM TECH3 citations61
US7351843B2Apr 1, 2008
Furancarbonylguanidine derivatives, their preparation and pharmaceutical compositions containing them
KOREA RES INST CHEM TECH0 citations50
US5665738ASep 9, 1997
Imidazole derivatives and processes for the preparation thereof
KOREA RES INST CHEM TECH1 citations49
US9090608B2Jul 28, 2015
Pharmaceutical composition for preventing or treating osteoporosis or obesity comprising phenyltetrazole derivative
KOREA RES INST CHEM TECH0 citations47
US8372862B2Feb 12, 2013
Pharmaceutical composition for preventing or treating osteoporosis or obesity comprising phenyltetrazole derivative
KOREA RES INST CHEM TECH0 citations47
DONGBU HANNONG CHEMICAL CO LTD
4 patentsUS7414068B2Aug 19, 2008
Benzopyran derivatives substituted with secondary amines including tetrazole, method for the preparation thereof and pharmaceutical compositions containing them
DONGBU HANNONG CHEMICAL CO LTD8 citations71
US6323238B1Nov 27, 2001
Benzopyranyl guanidine derivatives, process for preparation thereof, and pharmaceutical compositions containing them
DONGBU HANNONG CHEMICAL CO LTD11 citations68
US6413983B1Jul 2, 2002
Benzopyranyl heterocycle derivatives, process for preparation thereof, and pharmaceutical compositions containing them
DONGBU HANNONG CHEMICAL CO LTD2 citations57
US7309793B2Dec 18, 2007
Benzopyran derivatives substituted with a benzimidazole derivative, pharmaceutically acceptable salts therof, their preparations and pharmaceutical compositions containing them
DONGBU HANNONG CHEMICAL CO LTD0 citations49
KOREA RES INST CHEMICAL TECH
3 patentsUS12195469B2Jan 14, 2025
Compounds having PDE9A inhibitory activity, and pharmaceutical uses thereof
KOREA RES INST CHEMICAL TECH0 citations49
US12187729B2Jan 7, 2025
Compounds having PDE9A inhibitory activity, and pharmaceutical uses thereof
KOREA RES INST CHEMICAL TECH0 citations49
US10485786B2Nov 26, 2019
Pharmaceutical composition for preventing or treating macular degeneration
KOREA RES INST CHEMICAL TECH0 citations49