Portfolio comparison
Sperry Corp vs Koninklijke Philips NV
Side-by-side portfolio analysis — patents indexed, year ranges, and activity timeline.
Company A
Sperry Corp
Patents indexed
1
Year range
1985
Most recent
1985
softwaretelecommunicationsconsumer_electronics
Top Patents1 enriched
US 4558302· 1985
How Computers Compress Data Using Dictionary Building
Activity by Decade
1980s1
Company B
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
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