Portfolio comparison
Guglielmo Marconi vs Elance Inc
Side-by-side portfolio analysis — patents indexed, year ranges, and activity timeline.
Top Patents1 enriched
US 586193· 1897
How Marconi Patented Early Wireless Telegraphy Signals
Activity by Decade
1890s1
Top Patents1 enriched
US 10223653· 2019
How Online Work Platforms Manage New Freelancer Onboarding
Activity by Decade
2010s1
How to use
Bookmark a comparison URL to save it. Format: /compare/companies?a=[slug]&b=[slug]. Also see patent-level comparison.