Portfolio comparison
Mitsubishi Heavy Industries vs Northrop Grumman Systems Corp
Side-by-side portfolio analysis — patents indexed, year ranges, and activity timeline.
Company A
Mitsubishi Heavy Industries
Patents indexed
1
Year range
2015
Most recent
2015
energymechanicalaerospacematerials
Top Patents1 enriched
US 8932024· 2015
Wind Turbine Blades with Noise-Reducing Serrated Edges
Activity by Decade
2010s1
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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