Portfolio comparison
Doosan Heavy Industries and Construction Co vs Auburn Audio Technologies Inc
Side-by-side portfolio analysis — patents indexed, year ranges, and activity timeline.
Company A
Doosan Heavy Industries and Construction Co
Patents indexed
1
Year range
2020
Most recent
2020
energytelecommunicationsconsumer_electronicssoftware
Top Patents1 enriched
US 10756544· 2020
Managing Power with Different Types of Batteries in an Energy Storage System
Activity by Decade
2020s1
Company B
Auburn Audio Technologies Inc
Patents indexed
1
Year range
1999
Most recent
1999
consumer_electronicssoftware
Top Patents1 enriched
US 5973252· 1999
How Real-Time Pitch Correction and Auto-Tune Technology Works
Activity by Decade
1990s1
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