Portfolio comparison
Pilkington Brothers Ltd vs People Center Inc
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 12112345· 2024
How Software Automatically Filters Employee Survey Results Based on Management Roles
Activity by Decade
2020s1
How to use
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