Portfolio comparison
NEC vs Sikorsky Aircraft Corp
Side-by-side portfolio analysis — patents indexed, year ranges, and activity timeline.
Company A
NEC
Patents indexed
2
Year range
2015 – 2017
Most recent
2017
automotiveenergysoftwaretelecommunicationsconsumer_electronics
Top Patents2 enriched
US 9791514· 2017
Forecasting When Used Electric Car Batteries Will Be Available for Reuse
US 9168838· 2015
How an EV Charging Station Manages Power from Batteries and the Grid
Activity by Decade
2010s2
Top Patents1 enriched
US 1994488· 1935
Igor Sikorsky's Early Design for a Vertical Takeoff Aircraft
Activity by Decade
1930s1
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