YC

Yong Ho Chung

DC Dongwha Pharm. Ind. Co.: 1 patents #4 of 17Top 25%
LC Lg Industrial Systems Co.: 1 patents #1 of 9Top 15%
Overall (2003): #18,920 of 273,478Top 7%
3
Patents 2003

Issued Patents 2003

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6649763 Optically active quinoline carboxylic acid derivatives with 7-pyrrolidine substituents causing optical activity and a process for the preparation thereof Sung June Yoon, Chi Woo Lee, Jin Soo Lee, Nam Doo Kim, Yoon-Ho Jin +5 more 2003-11-18
6650245 Multi-functional hybrid contactor 2003-11-18
6552196 Quinolone carboxylic acid derivatives Sung-Joon Yoon, Chi Woo Lee, Yoon Seok Oh, Nam Doo Kim, Jae-Kyung Lim +1 more 2003-04-22