DS

David Sonneborn

GA Groem Brothers Aviation: 1 patents #8 of 9Top 90%
📍 Colleyville, TX: #184 of 333 inventorsTop 60%
🗺 Texas: #73,555 of 125,132 inventorsTop 60%
Overall (All Time): #3,050,639 of 4,157,543Top 75%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9022313 Rotor unloading apparatus and method — 2015-05-05