Portfolio comparison
JEFFERSON MEDICAL COLLEGE vs Sperry Gyroscope Co Inc
Side-by-side portfolio analysis — patents indexed, year ranges, and activity timeline.
Top Patents1 enriched
US 2702035· 1955
How the First Heart-Lung Machine Oxygenated Blood
Activity by Decade
1950s1
Top Patents1 enriched
US 1242065· 1917
How Elmer Sperry Invented the Gyroscopic Compass for Ships
Activity by Decade
1910s1
How to use
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