JB

John R. Brophy

NASA: 1 patents #35 of 209Top 20%
📍 Newport Beach, CA: #13 of 98 inventorsTop 15%
🗺 California: #3,049 of 13,957 inventorsTop 25%
Overall (1994): #115,498 of 165,921Top 70%
1
Patents 1994

Issued Patents 1994

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5369953 Three-grid accelerator system for an ion propulsion engine — 1994-12-06