Portfolio comparison
Thomas A. Edison vs EMC IP Holding Co LLC
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
EMC IP Holding Co LLC
Patents indexed
2
Year range
2017 – 2018
Most recent
2018
consumer_electronicssoftwaretelecommunicationssemiconductors
Top Patents2 enriched
US 10102356· 2018
Securing Data Storage Commands with Passcodes
US 9672117· 2017
How to Keep Data Safe During a Site Failover
Activity by Decade
2010s2
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