DH

Douglas C. Hahn

SI Seats Incorporated: 1 patents #1 of 5Top 20%
📍 Reedsburg, WI: #1 of 2 inventorsTop 50%
🗺 Wisconsin: #541 of 2,194 inventorsTop 25%
Overall (1997): #158,403 of 185,788Top 90%
1
Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5681080 Vehicle seat for person wearing self-contained breathing apparatus George M. Pond, Timothy E. Siegel, Richard F. Demski 1997-10-28