DH

David Hsu

NG Northrop Grumman: 1 patents #50 of 300Top 20%
📍 Norco, CA: #2 of 9 inventorsTop 25%
🗺 California: #8,996 of 28,521 inventorsTop 35%
Overall (2003): #241,946 of 273,478Top 90%
1
Patents 2003

Issued Patents 2003

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6573486 Projectile guidance with accelerometers and a GPS receiver Joseph A. Ratkovic, Samuel N. Fersht, Robert D. Curby, Allan J. Brockstein 2003-06-03