Sean Coffman

📍 Beresford, SD: #1 of 3 inventorsTop 35%

🗺 South Dakota: #52 of 201 inventorsTop 30%

Overall (2016): #235,436 of 481,213Top 50%

Patents 2016

Issued Patents 2016

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
9308429	Golf simulation system	—	2016-04-12