Marc K. Wierenga

📍 Grand Rapids, MI: #20 of 78 inventorsTop 30%

🗺 Michigan: #1,023 of 4,492 inventorsTop 25%

Overall (1997): #185,183 of 185,788Top 100%

Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
5647261	Sheet cutting device	—	1997-07-15