WS

Wan Jin Song

DC Dongwha Pharm. Ind. Co.: 2 patents #10 of 55Top 20%
📍 Seoul, KR: #18,030 of 39,741 inventorsTop 50%
Overall (All Time): #2,192,233 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6753430 Optically active quinoline carboxylic acid derivatives with 7-pyrrolidine substituents causing optical activity and a process for the preparation thereof Sung June Yoon, Yong Ho Chung, Chi Woo Lee, Jin Soo Lee, Nam Doo Kim +5 more 2004-06-22
6649763 Optically active quinoline carboxylic acid derivatives with 7-pyrrolidine substituents causing optical activity and a process for the preparation thereof Sung June Yoon, Yong Ho Chung, Chi Woo Lee, Jin Soo Lee, Nam Doo Kim +5 more 2003-11-18