Robert C. Allison has been granted 40 US patents while listed as an inventor at RTX (Raytheon). The first was granted in 1992 and the most recent in April 2025. Robert C. Allison ranks #78,057 of 4,157,543 US inventors in our database (top 1.9%). Patent records list Robert C. Allison in Rancho Palos Verdes, CA, US.