Portfolio comparison
NCR Corp vs Phillips Screw Co
Side-by-side portfolio analysis — patents indexed, year ranges, and activity timeline.
Top Patents1 enriched
US 10559047· 2020
How Mobile Devices Use Tags to Close Restaurant Checks
Activity by Decade
2020s1
Company B
Phillips Screw Co
Patents indexed
1
Year range
1936
Most recent
1936
mechanicalautomotiveconsumer_electronics
Top Patents1 enriched
US 2046343· 1936
The Invention of the Phillips Head Screw
Activity by Decade
1930s1
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