Portfolio comparison
HKC Co Ltd vs LaMarcus A. Thompson
Side-by-side portfolio analysis — patents indexed, year ranges, and activity timeline.
Company A
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
Top Patents1 enriched
US 310966· 1885
Early Roller Coaster Design for Thrill Rides
Activity by Decade
1880s1
How to use
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