John A. Yonkaitis

📍 Butte, MT: #3 of 6 inventorsTop 50%

🗺 Montana: #27 of 123 inventorsTop 25%

Overall (1997): #52,130 of 185,788Top 30%

Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
D386787	Wall marking device	James J. Quinlan	1997-11-25