Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
JC

John J. Chrupcala — 3 Patents

TITexas Instruments: 2 patents #5,248 of 12,488Top 45%
ESElmwood Sensors: 1 patents #6 of 16Top 40%
Warren, RI: #25 of 73 inventorsTop 35%
Rhode Island: #1,858 of 6,211 inventorsTop 30%
Overall (All Time): #1,647,989 of 4,157,543Top 40%
3 Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5536980 High voltage, high current switching apparatus Keith W. Kawate, Eric K. Larson, Thomas R. Maher 1996-07-16
5473937 Temperature sensing apparatus Claudine M. McCluskey, Alan M. Sadler 1995-12-12
4952901 Bimetallic disc assembly for thermostatic switch and disc retainer therefor Anthony F. Urban 1990-08-28