JB

John T. A. Boyle

JL John Wyeth & Brother Limited: 1 patents #10 of 13Top 80%
Overall (1989): #96,442 of 140,708Top 70%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4808715 4-quinazolinylamino and 4-cinnolinylamino benzenesulphonic acids and amides Richard Simon Todd 1989-02-28