Portfolio comparison
Sperry Gyroscope Co Inc vs AstraZeneca AB
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
Top Patents1 enriched
US 12365678· 2025
How to Manufacture a Complex Cancer-Fighting Drug Molecule
Activity by Decade
2020s1
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