Portfolio comparison
Lewis E. Waterman vs JEFFERSON MEDICAL COLLEGE
Side-by-side portfolio analysis — patents indexed, year ranges, and activity timeline.
Company A
Lewis E. Waterman
Patents indexed
1
Year range
1884
Most recent
1884
mechanicalconsumer_goodsmanufacturing
Top Patents1 enriched
US 293545· 1884
How Lewis Waterman's Original Fountain Pen Design Worked
Activity by Decade
1880s1
Top Patents1 enriched
US 2702035· 1955
How the First Heart-Lung Machine Oxygenated Blood
Activity by Decade
1950s1
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