Portfolio comparison
Sperry Gyroscope Co Inc vs Canoe Ventures LLC
Side-by-side portfolio analysis — patents indexed, year ranges, and activity timeline.
Top Patents1 enriched
US 1242065· 1917
How Elmer Sperry Invented the Gyroscopic Compass for Ships
Activity by Decade
1910s1
Company B
Canoe Ventures LLC
Patents indexed
1
Year range
2016
Most recent
2016
telecommunicationssoftwareconsumer_electronics
Top Patents1 enriched
US 9398340· 2016
How Cable Systems Automatically Filter Ads for On-Demand Content
Activity by Decade
2010s1
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