Portfolio comparison
Texas Instruments Inc vs Zenith Radio Corp
Side-by-side portfolio analysis — patents indexed, year ranges, and activity timeline.
Company A
Texas Instruments Inc
Patents indexed
3
Year range
1964 – 1974
Most recent
1974
consumer_electronicssemiconductorsmechanicaltelecommunications
Top Patents3 enriched
US 3819921· 1974
How Texas Instruments Invented the Handheld Electronic Calculator
US 3293513· 1966
How the First Infrared LED Was Invented
US 3138743· 1964
How Jack Kilby Invented the First Integrated Circuit
Activity by Decade
1960s2
1970s1
Company B
Zenith Radio Corp
Patents indexed
1
Year range
1957
Most recent
1957
consumer_electronicsmechanical
Top Patents1 enriched
US 2817025· 1957
How the First Wireless Television Remote Control Works
Activity by Decade
1950s1
How to use
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