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USPTO Patent Rankings Data through Dec 31, 2025
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Peter Tkac — 3 Patents

UAUchicago Argonne: 2 patents #279 of 1,009Top 30%
Naperville, IL: #1,067 of 3,051 inventorsTop 35%
Illinois: #26,899 of 84,256 inventorsTop 35%
Overall (All Time): #1,328,092 of 4,157,543Top 35%
3 Patents All Time
Peter Tkac has been granted 3 US patents while listed as an inventor at Uchicago Argonne. The first was granted in 2019 and the most recent in January 2025. Peter Tkac ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Peter Tkac in Naperville, IL, US.

Patents per Year

Patents granted per year, 2019 to 2025Bar chart with a peak of 1 patents in 2019.peak 12019: 1 patents20192024: 1 patents20242025: 1 patents2025

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
12195825 System and method for producing molybdenum 99 David A. Rotsch, Thomas W. Brossard, Ronald T. Kmak 2025-01-14
12040102 Technetium-99M generator for enriched molybdenum Michael Alexander Brown, David J. Bettinardi 2024-07-16
10280483 Solvent extraction of transition metals George F. Vandegrift, David A. Rotsch 2019-05-07

Frequent Collaborators

David A. Rotsch2 shared
Thomas W. Brossard1 shared
George F. Vandegrift1 shared
Michael Alexander Brown1 shared
Ronald T. Kmak1 shared
David J. Bettinardi1 shared

Nearby-Ranked Inventors

Daniel Silion3
Hangfeng Li3
Mark Vander Wal3
Chad M. Goltzman3
Sathish Kumar Thanganathan3
Debbie Maloyd3
Ethan Alexander Garrett3
Paul Sabatka3
Sergii Bomko3