Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Jasper E. Sadler — 1 Patent

SCSchering: 1 patents #1,469 of 2,442Top 65%
WUWashington University: 1 patents #704 of 1,596Top 45%
Chesterfield, MO: #3,735 of 6,461 inventorsTop 60%
Missouri: #13,158 of 23,789 inventorsTop 60%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
Jasper E. Sadler has been granted 1 US patent while listed as an inventor at Schering. All of these patents were granted in 1999. Jasper E. Sadler ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Jasper E. Sadler in Chesterfield, MO, US.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5981830 Knockout mice and their progeny with a disrupted hepsin gene Qingyu Wu 1999-11-09