WC

William Callahan

📍 Brighton, CO: #4 of 19 inventorsTop 25%
🗺 Colorado: #826 of 5,391 inventorsTop 20%
Overall (2023): #96,612 of 537,848Top 20%
2
Patents 2023

Issued Patents 2023

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
11680927 Dual layer circuit board for sensors on a pipeline inspection tool Arthur K. Fox, Calvin L. Simmons, Michael P. Sheffield 2023-06-20
11579119 Radial springs on sensor arms of pipeline inspection tool Arthur K. Fox 2023-02-14