Stephen B. Welbourne

📍 Pittsfield, IL: #2 of 11 inventorsTop 20%

🗺 Illinois: #26,653 of 84,256 inventorsTop 35%

Overall (All Time): #1,551,901 of 4,157,543Top 40%

Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #	Title	Co-Inventors	Date
8166917	Animal-activated fluid flow control systems and methods	—	2012-05-01
7779787	Valve system with float control of liquid dispensing	—	2010-08-24
6981469	Laterally ejecting fluid flow control system and method	—	2006-01-03