RD

Randal K. Douglas

TA The Aerospace: 6 patents #52 of 604Top 9%
📍 Redondo Beach, CA: #247 of 1,594 inventorsTop 20%
🗺 California: #93,399 of 386,348 inventorsTop 25%
Overall (All Time): #865,166 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
8027413 Ultratight coupling prefilter detection block Walter E. Lillo, Manorama Gollakota, John Lukesh 2011-09-27
7944997 GPS M-code receiver tracking system 2011-05-17
7899109 GPS m-code receiver tracking system 2011-03-01
7680221 Ultratight navigation observation lock detector Walter E. Lillo, Manorama Gollakota Raghavender, John Lukesh 2010-03-16
6914931 Spread spectrum receiver kalman filter residual estimator method Anthony Steven Abbott 2005-07-05
6587761 Unambiguous integer cycle attitude determination method Lalit Kumar 2003-07-01