Mark A. Engelstad

📍 Rapid City, SD: #3 of 17 inventorsTop 20%

🗺 South Dakota: #16 of 82 inventorsTop 20%

Overall (1997): #111,114 of 185,788Top 60%

Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
5644643	Chute for use with an animal evaluation system	Wayne W. Scofield	1997-07-01