RS

Ray L. Sonnedecker

PP Phillips Petroleum: 1 patents #61 of 198Top 35%
📍 Kansas City, KS: #2 of 8 inventorsTop 25%
🗺 Kansas: #35 of 252 inventorsTop 15%
Overall (1982): #19,284 of 81,411Top 25%
1
Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4344900 Fractionator tray valve Ronald P. Martin 1982-08-17