Portfolio comparison
Guglielmo Marconi vs EchoStar UK Holdings Ltd
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
Company B
EchoStar UK Holdings Ltd
Patents indexed
1
Year range
2017
Most recent
2017
consumer_electronicstelecommunications
Top Patents1 enriched
US 9602875· 2017
How TV Receivers Remind You to Return from Commercial Breaks
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.