Portfolio comparison
US Department of Navy vs NEC
Side-by-side portfolio analysis — patents indexed, year ranges, and activity timeline.
Company A
US Department of Navy
Patents indexed
2
Year range
1974 – 2018
Most recent
2018
aerospacetelecommunicationsmechanicalsoftware
Top Patents2 enriched
US 3789410· 1974
How to Calculate Distance to a Radio Signal Using Two Antennas
US 9919813· 2018
How Spacecraft Calculate Maneuvers to Change Orbits Near Another Satellite
Activity by Decade
1970s1
2010s1
Company B
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
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