RN

Ryu Nagata

SL Sumitomo Pharmaceuticals Company Limited: 1 patents #3 of 19Top 20%
Overall (1997): #81,886 of 185,788Top 45%
1
Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5616586 Tricyclic quinoxalinediones Norihiko Tanno, Toru Kodo 1997-04-01