Portfolio comparison
Kirin Amgen Inc vs FLOYD SMITH AERIAL EQUIPMENT C
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
Company B
FLOYD SMITH AERIAL EQUIPMENT C
Patents indexed
1
Year range
1923
Most recent
1923
aerospacemechanical
Top Patents1 enriched
US 1462456· 1923
How Floyd Smith Designed the Modern Parachute Pack and Harness
Activity by Decade
1920s1
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