Portfolio comparison
US Department of Navy vs Bell Communications Research Inc
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
Bell Communications Research Inc
Patents indexed
1
Year range
1997
Most recent
1997
telecommunicationssoftwareconsumer_electronics
Top Patents1 enriched
US 5673322· 1997
How Early Mobile Devices Accessed the Internet Using Split Proxies
Activity by Decade
1990s1
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