Portfolio comparison
Glass Marvin and Associates vs Sony Computer Entertainment America LLC
Side-by-side portfolio analysis — patents indexed, year ranges, and activity timeline.
Top Patents1 enriched
US 3333846· 1967
How the Classic Operation Board Game Works
Activity by Decade
1960s1
Company B
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
How to use
Bookmark a comparison URL to save it. Format: /compare/companies?a=[slug]&b=[slug]. Also see patent-level comparison.