Portfolio comparison
Thomas A. Edison vs Microsoft Corp
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
Microsoft Corp
Patents indexed
8
Year range
1996 – 2010
Most recent
2010
softwareconsumer_electronicsecommerceai_mltelecommunications
Top Patents8 enriched
US 5920316· 1999
How the Windows Taskbar Manages Open Programs
US 6901559· 2005
How Handheld Devices Organize Recently Used Files and Contacts
US 7530029· 2009
How Software Interfaces Shrink to Save Screen Space
Activity by Decade
1990s2
2000s4
2010s2
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