Portfolio comparison
Thomas A. Edison vs International Business Machines
Side-by-side portfolio analysis — patents indexed, year ranges, and activity timeline.
Company A
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
Company B
International Business Machines
Patents indexed
6
Year range
2015 – 2025
Most recent
2025
ai_mlsemiconductorsconsumer_electronicstelecommunicationssoftware
Top Patents6 enriched
US 10740671· 2020
How IBM Uses Resistive Memory Chips to Speed Up AI Training
US 10956815· 2021
How to Fix Faulty Memory Cells in AI Chips
US 12412637· 2025
Computer Model Designs Proteins by Matching Structure to Sequence
Activity by Decade
2010s2
2020s4
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