Portfolio comparison
Marvin C. Stone vs Cognizant Technology Solutions US Corp
Side-by-side portfolio analysis — patents indexed, year ranges, and activity timeline.
Top Patents1 enriched
US 375962· 1888
How the Modern Paper Drinking Straw Was Invented
Activity by Decade
1880s1
Company B
Cognizant Technology Solutions US Corp
Patents indexed
1
Year range
2021
Most recent
2021
softwareai_mltelecommunications
Top Patents1 enriched
US 10909459· 2021
Teaching Computers to Understand Document Similarity Using AI
Activity by Decade
2020s1
How to use
Bookmark a comparison URL to save it. Format: /compare/companies?a=[slug]&b=[slug]. Also see patent-level comparison.