Portfolio comparison
US Department of Navy vs International Business Machines Corp
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
International Business Machines Corp
Patents indexed
13
Year range
1968 – 2023
Most recent
2023
softwaretelecommunicationsconsumer_electronicsai_mlsemiconductors
Top Patents13 enriched
US 6370526· 2002
Smart Ranking of Emails and Files Based on How You Click
US 9405582· 2016
How Computers Automatically Adjust Tasks to Run Faster in Data Centers
US 6424946· 2002
How Computers Automatically Label Different Speakers in Audio Recordings
Activity by Decade
1960s1
1970s1
1990s1
2000s4
2010s5
2020s1
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