Jonathan M. Porkka

📍 Mashpee, MA: #4 of 12 inventorsTop 35%

🗺 Massachusetts: #1,083 of 4,501 inventorsTop 25%

Overall (1997): #126,726 of 185,788Top 70%

Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
D380510	Bicycle training weight	—	1997-07-01