WC

William M. Challancin

📍 Terrell, NC: #4 of 7 inventorsTop 60%
🗺 North Carolina: #18,756 of 45,564 inventorsTop 45%
Overall (All Time): #1,963,921 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10079488 Power supply apparatus 2018-09-18
9800083 Audio signal conveying power supply Elijah Alexander Supper 2017-10-24