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

Thomas C. Willingham — 4 Patents

CSControls Southeast: 4 patents #2 of 6Top 35%
Weddington, NC: #18 of 61 inventorsTop 30%
North Carolina: #11,920 of 45,564 inventorsTop 30%
Overall (All Time): #1,168,106 of 4,157,543Top 30%
4 Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
10836637 Contactor apparatus and method of use Brandon W. Forbes 2020-11-17
10675561 Sulfur seal device Brandon W. Forbes, David R. Hornbaker, George A. Hearn 2020-06-09
9993746 Sulfur seal device Brandon W. Forbes, David R. Hornbaker, George A. Hearn 2018-06-12
9522346 Sulfur seal device Brandon W. Forbes, David R. Hornbaker, George A. Hearn 2016-12-20