Inventor

CHANG YOON YOUNG

KR2 patents

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

CHANG YOON YOUNG

1 patent

US8627909B2Jan 14, 2014

Walking-assistant device

CHANG YOON YOUNG22 citations81

DONG WHA PHARM CO LTD

1 patent

US10172899B2Jan 8, 2019

Composition for preventing, treating and improving of voiding dysfunction comprising extract from Piper longum L

DONG WHA PHARM CO LTD1 citations56