Portfolio comparison
Google vs John L. Mason
Side-by-side portfolio analysis — patents indexed, year ranges, and activity timeline.
Company A
Patents indexed
1
Year range
2025
Most recent
2025
ai_mlsoftwaretelecommunicationsconsumer_electronics
Top Patents1 enriched
US 12443890· 2025
How Devices Train Shared AI Models While Keeping Your Data Private
Activity by Decade
2020s1
Top Patents1 enriched
US 22186· 1858
John Mason's 1858 Patent for the Mason Jar Lid
Activity by Decade
1850s1
How to use
Bookmark a comparison URL to save it. Format: /compare/companies?a=[slug]&b=[slug]. Also see patent-level comparison.