SI

Shunji Ichikawa

KC Kyowa Hakko Kogyo Co.: 1 patents #69 of 147Top 50%
Overall (1997): #78,860 of 185,788Top 45%
1
Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5703085 Xanthine derivatives Fumio Suzuki, Nobuaki Koike, Junichi Shimada, Joji Nakamura, Shizuo Shiozaki +3 more 1997-12-30