Portfolio comparison
John Gorrie vs NCR Corp
Side-by-side portfolio analysis — patents indexed, year ranges, and activity timeline.
Top Patents1 enriched
US 8080· 1851
John Gorrie's 1851 Patent for Artificial Ice Production
Activity by Decade
1850s1
Top Patents1 enriched
US 10559047· 2020
How Mobile Devices Use Tags to Close Restaurant Checks
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.