Portfolio comparison
KINETIC CHEMICALS Inc vs Marvin C. Stone
Side-by-side portfolio analysis — patents indexed, year ranges, and activity timeline.
Company A
KINETIC CHEMICALS Inc
Patents indexed
1
Year range
1941
Most recent
1941
materialsmechanicalaerospaceconsumer_electronics
Top Patents1 enriched
US 2230654· 1941
The Discovery of Teflon
Activity by Decade
1940s1
Top Patents1 enriched
US 375962· 1888
How the Modern Paper Drinking Straw Was Invented
Activity by Decade
1880s1
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