Portfolio comparison
Pilkington Brothers Ltd vs USAI LLC
Side-by-side portfolio analysis — patents indexed, year ranges, and activity timeline.
Company A
Pilkington Brothers Ltd
Patents indexed
1
Year range
1959
Most recent
1959
mechanicalmaterialsautomotiveconsumer_electronics
Top Patents1 enriched
US 2911759· 1959
How the Float Glass Process Makes Perfectly Flat Window Panes
Activity by Decade
1950s1
Top Patents1 enriched
US RE50690· 2025
How Recessed Wall Wash Lights Reduce Glare Using Angled Lenses
Activity by Decade
2020s1
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