Stephen Doonan

📍 Sycamore, IL: #95 of 168 inventorsTop 60%

🗺 Illinois: #48,934 of 84,256 inventorsTop 60%

Overall (All Time): #2,959,390 of 4,157,543Top 75%

Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
9731389	HVAC fire damper tool	—	2017-08-15