D'Ann Challoner

📍 Janesville, WI: #3 of 19 inventorsTop 20%

🗺 Wisconsin: #541 of 2,194 inventorsTop 25%

Overall (1997): #165,003 of 185,788Top 90%

Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
D385225	Quadricycle frame	Lewis Challoner	1997-10-21