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

Bruce C. Sprowl — 4 Patents

Auburn, IN: #31 of 124 inventorsTop 25%
Indiana: #8,550 of 33,936 inventorsTop 30%
Overall (All Time): #1,134,179 of 4,157,543Top 30%
4 Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
11818986 Growing device 2023-11-21
11788728 Hot surface igniters for cooktops Jack A. Shindle, Yin Liu 2023-10-17
11493208 Hot surface igniters for cooktops Jack A. Shindle, Yin Liu 2022-11-08
11125439 Hot surface igniters for cooktops Jack A. Shindle, Robert Davignon, Brian C. Dougherty, Sudhir Brahmandam 2021-09-21