Matthew T. Wirkkala

📍 Boxford, MA: #163 of 245 inventorsTop 70%

🗺 Massachusetts: #56,664 of 88,656 inventorsTop 65%

Overall (All Time): #3,237,648 of 4,157,543Top 80%

Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
7871312	Hydrant grinding arrangement	—	2011-01-18