Portfolio comparison
Kirin Amgen Inc vs Enzon Labs Inc
Side-by-side portfolio analysis — patents indexed, year ranges, and activity timeline.
Company A
Kirin Amgen Inc
Patents indexed
1
Year range
1987
Most recent
1987
biotechpharmaceuticalgene_editingbiotechnology
Top Patents1 enriched
US 4703008· 1987
How to Make Human Erythropoietin (EPO) Using Engineered DNA
Activity by Decade
1980s1
Top Patents1 enriched
US 5455030· 1995
How to Build Smaller, Synthetic Antibody-Like Molecules for Medicine
Activity by Decade
1990s1
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