Portfolio comparison
PPG Industries vs Chosun University Industry Academic Cooperation Foundation
Side-by-side portfolio analysis — patents indexed, year ranges, and activity timeline.
Company A
PPG Industries
Patents indexed
1
Year range
1981
Most recent
1981
chemicalenergymanufacturingmaterialsindustrial_process
Top Patents1 enriched
US 4253922· 1981
How a Special Carbon-Fluorine Catalyst Makes Chlorine and Caustic Soda
Activity by Decade
1980s1
Company B
Chosun University Industry Academic Cooperation Foundation
Patents indexed
1
Year range
2025
Most recent
2025
ai_mlbiotechsoftware
Top Patents1 enriched
US 12376789· 2025
How Computers Use Brain Maps to Diagnose Alzheimer's Disease
Activity by Decade
2020s1
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