DJ

David Bryan Johnson

TU The Upjohn: 2 patents #190 of 528Top 40%
📍 Portage, MI: #312 of 619 inventorsTop 55%
🗺 Michigan: #35,034 of 86,293 inventorsTop 45%
Overall (All Time): #2,302,891 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5223496 Cephalosporin antibiotics Alexander R. Cazers, K. Thomas Koshy, Prem S. Jaglan, Robert John Yancey, Jr., Terry J. Gilbertson +2 more 1993-06-29
5134137 Cephalosporin antibiotics Alexander R. Cazers, K. Thomas Koshy, Prem S. Jaglan, Robert John Yancey, Jr., Terry J. Gilbertson +2 more 1992-07-28