Portfolio comparison
GE Hitachi Nuclear Energy Americas vs John L. Mason
Side-by-side portfolio analysis — patents indexed, year ranges, and activity timeline.
Company A
GE Hitachi Nuclear Energy Americas
Patents indexed
1
Year range
2022
Most recent
2022
nuclear_energymechanicalmaterialsenergyaerospace
Top Patents1 enriched
US 11417435· 2022
How a Nuclear Reactor's Rotating Drum Controls Power
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.