Portfolio comparison
Alliant Techsystems Inc vs William F. Semple
Side-by-side portfolio analysis — patents indexed, year ranges, and activity timeline.
Company A
Alliant Techsystems Inc
Patents indexed
1
Year range
2013
Most recent
2013
aerospacemechanicalmaterials
Top Patents1 enriched
US 8496208· 2013
How Spacecraft Use Layered Nets to Stop Orbital Debris
Activity by Decade
2010s1
Top Patents1 enriched
US 98304· 1869
William Semple's 1869 Patent for Improved Chewing Gum
Activity by Decade
1860s1
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