Portfolio comparison
Taiwan Semiconductor Manufacturing Co TSMC Ltd vs Bell Telephone Laboratories Inc
Side-by-side portfolio analysis — patents indexed, year ranges, and activity timeline.
Company A
Taiwan Semiconductor Manufacturing Co TSMC Ltd
Patents indexed
1
Year range
2025
Most recent
2025
semiconductorstelecommunicationsconsumer_electronics
Top Patents1 enriched
US 12310123· 2025
How TSMC Makes Advanced Silicon-Based Light Sensors
Activity by Decade
2020s1
Company B
Bell Telephone Laboratories Inc
Patents indexed
5
Year range
1950 – 1963
Most recent
1963
semiconductorsconsumer_electronicstelecommunicationsenergy
Top Patents5 enriched
US 2569347· 1951
The Invention of the Junction Transistor
US 2524035· 1950
The Invention of the Transistor
US 2929922· 1960
How the First Laser Was Invented
Activity by Decade
1950s3
1960s2
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