Portfolio comparison
Green Cross Corp Japan vs Research Corp
Side-by-side portfolio analysis — patents indexed, year ranges, and activity timeline.
Top Patents1 enriched
US 5002952· 1991
How to Make Hard-to-Absorb Medicines Easier for the Body to Use
Activity by Decade
1990s1
Top Patents1 enriched
US 1948384· 1934
How Ernest Lawrence Invented the Cyclotron Particle Accelerator
Activity by Decade
1930s1
How to use
Bookmark a comparison URL to save it. Format: /compare/companies?a=[slug]&b=[slug]. Also see patent-level comparison.