Portfolio comparison
Ampex Corp vs Fujitsu
Side-by-side portfolio analysis — patents indexed, year ranges, and activity timeline.
Company A
Ampex Corp
Patents indexed
1
Year range
1960
Most recent
1960
consumer_electronicsmechanicaltelecommunications
Top Patents1 enriched
US 2956114· 1960
How Ampex Invented Modern Video Recording on Magnetic Tape
Activity by Decade
1960s1
Company B
Fujitsu
Patents indexed
1
Year range
2020
Most recent
2020
consumer_electronicssoftwaretelecommunicationsai_ml
Top Patents1 enriched
US 10692210· 2020
How Computers Find Your Pupil Even With Glare
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.