Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
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Gomer E. Kropa — 3 Patents

LELeesona: 2 patents #9 of 54Top 20%
Michigan: #27,158 of 86,293 inventorsTop 35%
Overall (All Time): #1,669,106 of 4,157,543Top 45%
3 Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
4972044 Junction box including cable clamps 1990-11-20
4206882 Granulator blade construction William Barnes, Roy W. Gerstenberg, Thomas M. Oakes 1980-06-10
4184833 Pelletizing apparatus Walter Buchan, Edward J. Winiarski 1980-01-22