Portfolio comparison
Koninklijke Philips NV vs Ampex Corp
Side-by-side portfolio analysis — patents indexed, year ranges, and activity timeline.
Company A
Koninklijke Philips NV
Patents indexed
2
Year range
2023
Most recent
2023
softwaretelecommunicationsconsumer_electronicsai_ml
Top Patents2 enriched
US 11544411· 2023
How to Check if an AI Model Has Been Tampered With
US 11743673· 2023
Smart Speaker System Adapts Sound Based on Speaker Placement
Activity by Decade
2020s2
Company B
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
How to use
Bookmark a comparison URL to save it. Format: /compare/companies?a=[slug]&b=[slug]. Also see patent-level comparison.