Portfolio comparison
Ampex Corp vs Telefonaktiebolaget LM Ericsson AB
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
Telefonaktiebolaget LM Ericsson AB
Patents indexed
2
Year range
2003
Most recent
2003
consumer_electronicstelecommunicationssoftwareai_ml
Top Patents2 enriched
US 6590928· 2003
How Bluetooth Creates Wireless Networks with Unique Addresses
US 20230412513
How 5G Networks Coordinate AI Models Across Different Devices
Activity by Decade
2000s1
How to use
Bookmark a comparison URL to save it. Format: /compare/companies?a=[slug]&b=[slug]. Also see patent-level comparison.