DR

David Herbert Riley

DS Dba Systems: 1 patents #3 of 9Top 35%
Overall (All Time): #3,640,340 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
5864601 Method and apparatus for inspecting pipes using a digitized radiograph Joseph Francis Cattorini, Richard Franzen, David Hicks 1999-01-26