RD

Robert C. deGroof

ES E.R. Squibb & Sons.: 1 patents #261 of 513Top 55%
📍 Doylestown, PA: #596 of 956 inventorsTop 65%
🗺 Pennsylvania: #43,221 of 74,527 inventorsTop 60%
Overall (All Time): #3,916,536 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4975281 Anti-ulcer composition Richard J. Harwood, Edward V. Henry, Joseph S. Sonk, Luke T. H. Foo, Jay L. Rheingold 1990-12-04