RI

Richard L. Langdon, II

📍 Lillington, NC: #13 of 28 inventorsTop 50%
🗺 North Carolina: #26,533 of 45,564 inventorsTop 60%
Overall (All Time): #2,973,790 of 4,157,543Top 75%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9814121 Semi-wireless electric switch system — 2017-11-07