Portfolio comparison
Nippon Telegraph and Telephone Corp vs Hohai University HHU
Side-by-side portfolio analysis — patents indexed, year ranges, and activity timeline.
Company A
Nippon Telegraph and Telephone Corp
Patents indexed
1
Year range
2025
Most recent
2025
ai_mlmechanicalconsumer_electronics
Top Patents1 enriched
US 12211234· 2025
How Computers Track the Position and Angle of Multiple Objects
Activity by Decade
2020s1
Company B
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
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