Portfolio comparison
Survival Technology Inc vs Northrop Grumman Systems Corp
Side-by-side portfolio analysis — patents indexed, year ranges, and activity timeline.
Company A
Survival Technology Inc
Patents indexed
1
Year range
1977
Most recent
1977
biotechmechanicalconsumer_electronics
Top Patents1 enriched
US 4031893· 1977
How Auto-Injectors Adjust Their Dose Using a Simple Spacer
Activity by Decade
1970s1
Company B
Northrop Grumman Systems Corp
Patents indexed
2
Year range
2021 – 2023
Most recent
2023
aerospacemechanicaltelecommunications
Top Patents2 enriched
US 11685554· 2023
How Spacecraft Servicing Pods Maneuver and Refuel Other Satellites
US 11124318· 2021
How a Host Spacecraft Refuels Another Satellite Without Using Its Fuel Tank
Activity by Decade
2020s2
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