John Yakopcic

📍 Mansfield, PA: #19 of 28 inventorsTop 70%

🗺 Pennsylvania: #43,221 of 74,527 inventorsTop 60%

Overall (All Time): #3,375,381 of 4,157,543Top 85%

Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
7162766	Golf club head cleaning device	—	2007-01-16