RH

R. Russell L. Hamer

HP Hoechst Roussel Pharmaceuticals: 2 patents #11 of 36Top 35%
📍 Far Hills, NJ: #1 of 5 inventorsTop 20%
🗺 New Jersey: #350 of 3,756 inventorsTop 10%
Overall (1989): #18,177 of 140,708Top 15%
2
Patents 1989

Issued Patents 1989

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4883794 Pyrrolo(1,2-b)cinnolines Richard C. Effland, Joseph T. Klein 1989-11-28
4800203 Pyrrolo(1,2-b)cinnolines Richard C. Effland, Joseph T. Klein 1989-01-24