Portfolio comparison
Thomas A. Edison vs Tencent Technology Shenzhen Co Ltd
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
Tencent Technology Shenzhen Co Ltd
Patents indexed
1
Year range
2016
Most recent
2016
softwaretelecommunicationsconsumer_electronics
Top Patents1 enriched
US 9467413· 2016
How Instant Messaging Apps Open Reply Windows for Social Media Updates
Activity by Decade
2010s1
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