Portfolio comparison
Thomas A. Edison vs SnapTrack Inc
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
SnapTrack Inc
Patents indexed
1
Year range
2004
Most recent
2004
consumer_electronicstelecommunicationssemiconductors
Top Patents1 enriched
US 6816710· 2004
How GPS Receivers See Weak Signals by Combining Data
Activity by Decade
2000s1
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