Portfolio comparison
Sperry Rand Corp vs Oxy Catalyst Inc
Side-by-side portfolio analysis — patents indexed, year ranges, and activity timeline.
Top Patents1 enriched
US 3120606· 1964
How the ENIAC Computer Processes Data Using Electronic Pulses
Activity by Decade
1960s1
Top Patents1 enriched
US 2742437· 1956
How Eugene Houdry Invented the Modern Catalytic Converter
Activity by Decade
1950s1
How to use
Bookmark a comparison URL to save it. Format: /compare/companies?a=[slug]&b=[slug]. Also see patent-level comparison.