DL

Donald I. Loofbourow

Tektronix: 2 patents #537 of 1,698Top 35%
GA Gaf: 1 patents #95 of 169Top 60%
📍 Canby, OR: #39 of 152 inventorsTop 30%
🗺 Oregon: #10,188 of 28,073 inventorsTop 40%
Overall (All Time): #1,651,846 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5442387 Apparatus for supplying phase change ink to an ink jet printer Richard G. Chambers 1995-08-15
5223860 Apparatus for supplying phase change ink to an ink jet printer Richard G. Chambers 1993-06-29
D257770 Double viewer cartridge 1981-01-06