DS

David A. Spofford

📍 Northwood, NH: #2 of 5 inventorsTop 40%
🗺 New Hampshire: #379 of 1,252 inventorsTop 35%
Overall (2011): #319,303 of 364,097Top 90%
1
Patents 2011

Issued Patents 2011

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
8020232 System for monitoring ozone and controlling supply of ozone to washing machine Ralph G. Daniels 2011-09-20