Portfolio comparison
Cetus Corp vs AST and Science LLC
Side-by-side portfolio analysis — patents indexed, year ranges, and activity timeline.
Company A
Cetus Corp
Patents indexed
5
Year range
1987 – 1991
Most recent
1991
biotechresearch_toolspharmaceuticaldiagnosticsmedical_devices
Top Patents5 enriched
US 4683195· 1987
How to Make Billions of Copies of a DNA Segment
US 4965188· 1990
How to Make Many Copies of a DNA Piece with Heat
US 4683202· 1987
How to Make Many Copies of a Specific DNA Segment
Activity by Decade
1980s3
1990s2
Company B
AST and Science LLC
Patents indexed
1
Year range
2023
Most recent
2023
telecommunicationsaerospacemechanical
Top Patents1 enriched
US 11623768· 2023
How Satellite Swarms Keep Their Solar Panels and Antennas Pointed Correctly
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.