Portfolio comparison
Gracenote Inc vs William F. Semple
Side-by-side portfolio analysis — patents indexed, year ranges, and activity timeline.
Company A
Gracenote Inc
Patents indexed
1
Year range
2018
Most recent
2018
consumer_electronicssoftwareai_ml
Top Patents1 enriched
US 10108619· 2018
How Streaming Services Automatically Build Custom Radio Stations
Activity by Decade
2010s1
Top Patents1 enriched
US 98304· 1869
William Semple's 1869 Patent for Improved Chewing Gum
Activity by Decade
1860s1
How to use
Bookmark a comparison URL to save it. Format: /compare/companies?a=[slug]&b=[slug]. Also see patent-level comparison.