Portfolio comparison
James L. Plimpton vs Harvard University
Side-by-side portfolio analysis — patents indexed, year ranges, and activity timeline.
Company A
James L. Plimpton
Patents indexed
1
Year range
1863
Most recent
1863
mechanicalconsumer_electronics
Top Patents1 enriched
US 37305· 1863
How James Plimpton Invented the Modern Roller Skate
Activity by Decade
1860s1
Company B
Harvard University
Patents indexed
1
Year range
1988
Most recent
1988
biotechpharmaceuticalresearch_tools
Top Patents1 enriched
US 4736866· 1988
Mice Engineered to Develop Cancer for Research
Activity by Decade
1980s1
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