Portfolio comparison
Sony Corp vs Bell Telephone Laboratories Inc
Side-by-side portfolio analysis — patents indexed, year ranges, and activity timeline.
Company A
Sony Corp
Patents indexed
1
Year range
2019
Most recent
2019
softwareai_mlconsumer_electronicstelecommunicationsgaming
Top Patents1 enriched
US 10282665· 2019
How a Computer Learns to Pick the Best Action
Activity by Decade
2010s1
Company B
Bell Telephone Laboratories Inc
Patents indexed
2
Year range
1951 – 1957
Most recent
1957
semiconductorscomputingelectronicsphysicstelecommunications
Top Patents2 enriched
US 2569347· 1951
The Transistor — The Invention That Made the Digital Age Possible
US 2780765· 1957
The First Solar Cell That Could Actually Power Something
Activity by Decade
1950s2
How to use
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