Portfolio comparison
Augwind vs Theophilus Van Kannel
Side-by-side portfolio analysis — patents indexed, year ranges, and activity timeline.
Company A
Augwind
Patents indexed
1
Year range
2022
Most recent
2022
energytelecommunicationsmechanicalsoftwareclean_energy
Top Patents1 enriched
US 11532949· 2022
How Heated Water and Compressed Air Generate Electricity
Activity by Decade
2020s1
Top Patents1 enriched
US 387571· 1888
How the Revolving Door Was Invented
Activity by Decade
1880s1
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