Portfolio comparison
Automatic Electric Co vs Purdue Research Foundation
Side-by-side portfolio analysis — patents indexed, year ranges, and activity timeline.
Company A
Automatic Electric Co
Patents indexed
1
Year range
1925
Most recent
1925
telecommunicationsmechanical
Top Patents1 enriched
US 1537326· 1925
How Early Telephone Systems Managed Busy Lines Automatically
Activity by Decade
1920s1
Company B
Purdue Research Foundation
Patents indexed
1
Year range
2024
Most recent
2024
aerospacesemiconductorsmechanical
Top Patents1 enriched
US 11878818· 2024
How Tiny Water-Powered Thrusters Steer Small Satellites
Activity by Decade
2020s1
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