JA

John H. Arff

📍 Portland, OR: #6,022 of 9,213 inventorsTop 70%
🗺 Oregon: #17,068 of 28,073 inventorsTop 65%
Overall (All Time): #3,957,314 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4764349 Ozone generator Kenneth W. Mouw 1988-08-16