William E. Coyle, Sr.

BT Bilco Tools: 1 patents #1 of 1Top 100%

📍 Houma, LA: #1 of 4 inventorsTop 25%

🗺 Louisiana: #49 of 288 inventorsTop 20%

Overall (1982): #24,288 of 81,411Top 30%

Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
4354706	Dual string elevators	—	1982-10-19