DC

David Calderhead

S( Syntex (U.S.A.): 1 patents #22 of 72Top 35%
📍 Menlo Park, CA: #27 of 108 inventorsTop 25%
🗺 California: #2,144 of 10,592 inventorsTop 25%
Overall (1989): #123,758 of 140,708Top 90%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4879215 Concentrating immunochemical test strip Litai Weng, Pyare Khanna, Edwin F. Ullman 1989-11-07