Portfolio comparison
Bell Telephone Laboratories Inc vs Corning Glass Works
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
Corning Glass Works
Patents indexed
2
Year range
1973
Most recent
1973
materialsmechanicaltelecommunicationsconsumer_electronics
Top Patents2 enriched
US 3711262· 1973
How Corning Invented Modern Fiber Optic Cables
US 3778335· 1973
How Chemically Strengthened Glass Works
Activity by Decade
1970s2
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