Portfolio comparison
Bell Telephone Laboratories Inc vs GM Global Technology Operations
Side-by-side portfolio analysis — patents indexed, year ranges, and activity timeline.
Company A
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
Company B
GM Global Technology Operations
Patents indexed
6
Year range
2020 – 2024
Most recent
2024
automotiveconsumer_electronicsenergymaterialssemiconductors
Top Patents6 enriched
US 11145922· 2021
Boosting Solid-State Batteries with a Capacitor Interlayer
US 10593988· 2020
Improving Lithium Battery Life with a Built-in Lithium Source
US 10566652· 2020
How a Hybrid Layer Stops Metal Growths in Lithium Batteries
Activity by Decade
2020s6
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