DD

Douglas J. Doornink

Tektronix: 5 patents #224 of 1,698Top 15%
📍 Portland, OR: #2,786 of 9,213 inventorsTop 35%
🗺 Oregon: #7,313 of 28,073 inventorsTop 30%
Overall (All Time): #1,056,945 of 4,157,543Top 30%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
5452010 Synchronizing digital video inputs 1995-09-19
5185599 Local display bus architecture and communications method for Raster display David L. Knierim, John C. Dalrymple 1993-02-09
5084830 Method and apparatus for hidden surface removal John C. Dalrymple 1992-01-28
4386367 System and method for converting a non-interlaced video signal into an interlaced video signal James R. Peterson 1983-05-31
4190834 Circuit and method for producing a full-screen cross-hair cursor on a raster-scan type display 1980-02-26