JH

Jon A. Hansen

📍 Portland, OR: #6,022 of 9,213 inventorsTop 70%
🗺 Oregon: #17,068 of 28,073 inventorsTop 65%
Overall (All Time): #3,721,429 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5653423 Knife gate valve with mechanically retained gate seat Calvin Young, David L. Gambetta, Nolan D. King, Darrel J. DesRochers, Richard A. Sutherland 1997-08-05