Portfolio comparison
Margaret E. Knight vs Hoffmann La Roche Inc
Side-by-side portfolio analysis — patents indexed, year ranges, and activity timeline.
Company A
Margaret E. Knight
Patents indexed
1
Year range
1871
Most recent
1871
mechanicalmanufacturingconsumer_goodspackaging
Top Patents1 enriched
US 116842· 1871
How Margaret Knight's Machine Made Flat-Bottom Paper Bags
Activity by Decade
1870s1
Company B
Hoffmann La Roche Inc
Patents indexed
3
Year range
1993 – 2018
Most recent
2018
biotechpharmaceuticaldiagnosticsmedical_deviceslife_sciences
Top Patents3 enriched
US 5210015· 1993
How an Enzyme Helps Find Specific DNA in a Sample
US 5176995· 1993
Using PCR to Detect Viruses in Blood and Tissue Samples
US 10138293· 2018
How Roche Engineers Antibodies to Target Two Different Diseases Simultaneously
Activity by Decade
1990s2
2010s1
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