Howard W. Grivna

📍 Maple Grove, MN: #22 of 113 inventorsTop 20%

🗺 Minnesota: #1,168 of 4,231 inventorsTop 30%

Overall (2005): #187,108 of 245,428Top 80%

Patents 2005

Issued Patents 2005

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
6913512	Material removal monitor	—	2005-07-05