Johnnie C. Welch, Jr.

📍 Arlington, TX: #629 of 1,708 inventorsTop 40%

🗺 Texas: #52,441 of 125,132 inventorsTop 45%

Overall (All Time): #2,136,472 of 4,157,543Top 55%

Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
7553258	Excavation machine with constant power output control for torque-converter driven working element	—	2009-06-30
6547337	Trencher with foldable rock saw wheel	—	2003-04-15