Portfolio comparison
Sony Computer Entertainment America LLC vs Hovercraft Development Ltd
Side-by-side portfolio analysis — patents indexed, year ranges, and activity timeline.
Company A
Sony Computer Entertainment America LLC
Patents indexed
2
Year range
2010 – 2014
Most recent
2014
consumer_electronicsgamingsoftwaretelecommunications
Top Patents2 enriched
US 7782297· 2010
Detecting When Gamers Stop Playing to Save Power
US 8769558· 2014
How Devices Track Offline Ad Watching and Share Media Recommendations
Activity by Decade
2010s2
Company B
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
How to use
Bookmark a comparison URL to save it. Format: /compare/companies?a=[slug]&b=[slug]. Also see patent-level comparison.