Portfolio comparison
Hohai University HHU vs Oxy Catalyst Inc
Side-by-side portfolio analysis — patents indexed, year ranges, and activity timeline.
Company A
Hohai University HHU
Patents indexed
1
Year range
2023
Most recent
2023
ai_mlsoftwarecivil_engineeringdata_analytics
Top Patents1 enriched
US 11842324· 2023
AI for Spotting Dam Problems in Inspection Reports
Activity by Decade
2020s1
Top Patents1 enriched
US 2742437· 1956
How Eugene Houdry Invented the Modern Catalytic Converter
Activity by Decade
1950s1
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