JD

J. Robert Duppstadt

BT Bell Helicopter Textron: 1 patents #349 of 718Top 50%
🗺 Texas: #73,555 of 125,132 inventorsTop 60%
Overall (All Time): #3,888,655 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5060886 Quick change wheel landing gear Charles E. Davis 1991-10-29