DO

David J. Ostby

OP Osmose Wood Preserving: 1 patents #3 of 10Top 30%
ST Stn: 1 patents #3 of 8Top 40%
📍 Madison, WI: #1,523 of 4,527 inventorsTop 35%
🗺 Wisconsin: #13,258 of 40,088 inventorsTop 35%
Overall (All Time): #1,611,498 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6602465 Gelatinous wood preservative Michael J. Maloney 2003-08-05
5236711 Method for preserving wooden cross-tie John Conover 1993-08-17
5043225 Wood preserving pad John Conover 1991-08-27