DS

David Carl Spillman

GE: 1 patents #891 of 2,940Top 35%
📍 Shrewsbury, MA: #45 of 134 inventorsTop 35%
🗺 Massachusetts: #4,998 of 14,123 inventorsTop 40%
Overall (2021): #478,944 of 548,734Top 90%
1
Patents 2021

Issued Patents 2021

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10977880 Hover time remaining for an aircraft Steven Clark Calkins, Jacques Paul, Charles William Dowdell 2021-04-13