Ruthann Angela McDuffee

📍 New Lisbon, WI: #6 of 13 inventorsTop 50%

🗺 Wisconsin: #17,084 of 40,088 inventorsTop 45%

Overall (All Time): #2,130,592 of 4,157,543Top 55%

Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
7473183	Portable golf putting practice kit	—	2009-01-06
7258621	Portable golf putting practice kit	—	2007-08-21