PD

Prentis B. Drew

SP Sperry: 1 patents #355 of 841Top 45%
TB The Boeing: 1 patents #8,242 of 15,756Top 55%
Overall (All Time): #2,362,489 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
4386355 System for determining the location of an airborne vehicle to the earth using a satellite-base signal source Ervin J. Nalos 1983-05-31
4254418 Collision avoidance system using short pulse signal reflectometry Harry M. Cronson, Gerald F. Ross, Basrur R. Rao, Werner Lerchenmueller 1981-03-03