Portfolio comparison
Oxy Catalyst Inc vs Modulex Inc USA
Side-by-side portfolio analysis — patents indexed, year ranges, and activity timeline.
Top Patents1 enriched
US 2742437· 1956
How Eugene Houdry Invented the Modern Catalytic Converter
Activity by Decade
1950s1
Top Patents1 enriched
US RE48592· 2021
The Ornamental Design of a Specific Spotlight
Activity by Decade
2020s1
How to use
Bookmark a comparison URL to save it. Format: /compare/companies?a=[slug]&b=[slug]. Also see patent-level comparison.