DR

David L. Ruffini

AS Adb Airfield Solutions: 2 patents #2 of 10Top 20%
📍 Pickerington, OH: #74 of 192 inventorsTop 40%
🗺 Ohio: #30,338 of 73,341 inventorsTop 45%
Overall (All Time): #1,996,965 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
9228721 LED PAPI with condensation protection John Hesch, Jr., Glenn Alan Morrow, Richard Schweder 2016-01-05
8550658 Light emitting diode precision approach path indicator (LED PAPI) Richard L. Hansler, Edward F. Carome, Vilnis E. Kubulins 2013-10-08