Portfolio comparison
Philips Broadcast Equipment Corp vs Charles Goodyear
Side-by-side portfolio analysis — patents indexed, year ranges, and activity timeline.
Company A
Philips Broadcast Equipment Corp
Patents indexed
1
Year range
1972
Most recent
1972
consumer_electronicsmechanicaltelecommunications
Top Patents1 enriched
US 3678182· 1972
How Early Television Systems Isolated Specific Colors for Special Effects
Activity by Decade
1970s1
Top Patents1 enriched
US 3633· 1844
How Charles Goodyear Invented Modern Vulcanized Rubber
Activity by Decade
1840s1
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