Portfolio comparison
Sony Corp vs Thomas A. Edison
Side-by-side portfolio analysis — patents indexed, year ranges, and activity timeline.
Company A
Sony Corp
Patents indexed
2
Year range
2018 – 2019
Most recent
2019
consumer_electronicsai_mltelecommunicationsgamingrobotics
Top Patents2 enriched
US 10003680· 2018
How Sony's Smart Glasses Share Content During Voice Calls
US 10282665· 2019
How AI Agents Learn to Pick the Best Future Actions
Activity by Decade
2010s2
Company B
Thomas A. Edison
Patents indexed
3
Year range
1869 – 1897
Most recent
1897
mechanicalconsumer_electronicstelecommunications
Top Patents3 enriched
US 200521· 1878
How Thomas Edison Improved Early Phonograph Recording
US 589168· 1897
How Thomas Edison's Kinetographic Camera Captured Early Motion Pictures
US 90646· 1869
Edison's First Patent: An Electric Vote Recorder
Activity by Decade
1860s1
1870s1
1890s1
How to use
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