Portfolio comparison
Hovercraft Development Ltd vs Mazda Motor
Side-by-side portfolio analysis — patents indexed, year ranges, and activity timeline.
Company A
Hovercraft Development Ltd
Patents indexed
1
Year range
1967
Most recent
1967
automotiveaerospacemechanicaltransportation
Top Patents1 enriched
US 3321037· 1967
How Hovercrafts Use Flexible Skirts to Ride on Air
Activity by Decade
1960s1
Company B
Mazda Motor
Patents indexed
1
Year range
2022
Most recent
2022
automotiveconsumer_electronicsenergy
Top Patents1 enriched
US 11351876· 2022
How a Car Battery Charges from High-Voltage Stations Using a Capacitor
Activity by Decade
2020s1
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