D'Ann Challoner

UN Unknown: 1 patents #29,356 of 83,584Top 40%

📍 Janesville, WI: #78 of 319 inventorsTop 25%

🗺 Wisconsin: #13,258 of 40,088 inventorsTop 35%

Overall (All Time): #1,632,667 of 4,157,543Top 40%

Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #	Title	Co-Inventors	Date
D408761	Quadricycle frame	Lewis Challoner	1999-04-27
D406554	Tricycle frame	Lewis Challoner	1999-03-09
D385225	Quadricycle frame	Lewis Challoner	1997-10-21