Portfolio comparison
Parsons Corp vs LaMarcus A. Thompson
Side-by-side portfolio analysis — patents indexed, year ranges, and activity timeline.
Company A
Parsons Corp
Patents indexed
1
Year range
1958
Most recent
1958
mechanicalmanufacturingaerospaceautomotive
Top Patents1 enriched
US 2820187· 1958
How Early Numerical Control Systems Automated Industrial Milling Machines
Activity by Decade
1950s1
Top Patents1 enriched
US 310966· 1885
Early Roller Coaster Design for Thrill Rides
Activity by Decade
1880s1
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