Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
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Verlyn G. Schaefer — 2 Patents

Abbott: 2 patents #2,462 of 5,431Top 50%
Libertyville, IL: #453 of 868 inventorsTop 55%
Illinois: #34,584 of 84,256 inventorsTop 45%
Overall (All Time): #2,234,284 of 4,157,543Top 55%
2 Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6020122 Hepatitis C virus second envelope (HCV-E2) glycoprotein expression system Gregory F. Okasinski, Thomas S. Suhar, Richard R. Lesniewski 2000-02-01
5888772 DNA encoding human a erythropoietin analog Gregory F. Okasinski, Peter J. DeVries, Berry S. Mellovitz, Joseph L. Meuth 1999-03-30