Portfolio comparison
Hamilton Watch Co vs Apple
Side-by-side portfolio analysis — patents indexed, year ranges, and activity timeline.
Company A
Hamilton Watch Co
Patents indexed
1
Year range
1972
Most recent
1972
consumer_electronicssemiconductorssoftware
Top Patents1 enriched
US 3672155· 1972
Hamilton's Early Digital Watch with LED Display
Activity by Decade
1970s1
Company B
Apple
Patents indexed
1
consumer_electronicssoftwaretelecommunicationsaugmented_realityhuman_computer_interaction
Top Patents1 enriched
US 20210117042
How Devices Detect Touch Using Heat Signatures
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