Hans Walraven

📍 Lake Havasu City, AZ: #2 of 7 inventorsTop 30%

🗺 Arizona: #614 of 2,228 inventorsTop 30%

Overall (2002): #209,391 of 266,432Top 80%

Patents 2002

Issued Patents 2002

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
6370706	Portable sanitation unit	—	2002-04-16