DH

David L. Hollinger

DS Duffers Scientific: 1 patents #2 of 2Top 100%
📍 East Greenbush, NY: #61 of 93 inventorsTop 70%
🗺 New York: #67,335 of 115,490 inventorsTop 60%
Overall (All Time): #3,945,852 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4721906 One step RMS system Hugo S. Ferguson 1988-01-26