Portfolio comparison
Nielsen Co US LLC vs HKC Co Ltd
Side-by-side portfolio analysis — patents indexed, year ranges, and activity timeline.
Company A
Nielsen Co US LLC
Patents indexed
1
Year range
2015
Most recent
2015
consumer_electronicstelecommunicationsmechanical
Top Patents1 enriched
US RE45786· 2015
How Nielsen Tracks What You Listen to in Your Car
Activity by Decade
2010s1
Company B
HKC Co Ltd
Patents indexed
1
Year range
2025
Most recent
2025
consumer_electronicssemiconductorsmechanical
Top Patents1 enriched
US 12354567· 2025
How Foldable Screens Use Electrochromic Layers to Improve Color and Contrast
Activity by Decade
2020s1
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