Portfolio comparison
USAI LLC vs Guglielmo Marconi
Side-by-side portfolio analysis — patents indexed, year ranges, and activity timeline.
Top Patents1 enriched
US RE50690· 2025
How Recessed Wall Wash Lights Reduce Glare Using Angled Lenses
Activity by Decade
2020s1
Top Patents1 enriched
US 586193· 1897
How Marconi Patented Early Wireless Telegraphy Signals
Activity by Decade
1890s1
How to use
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