DZ

Douglas A. Ziebell

ZI Zetetic Institute: 1 patents #2 of 4Top 50%
📍 Tucson, AZ: #3,393 of 6,004 inventorsTop 60%
🗺 Arizona: #18,403 of 32,909 inventorsTop 60%
Overall (All Time): #3,652,068 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5915048 Method and apparatus for discriminating in-focus images from out-of-focus light signals from background and foreground light sources Henry A. Hill, Paul H. Oglesby 1999-06-22