Assignee
ZHANG YIHONG
CN·2 granted patents·6 citations·filing 2006–2020
Top patents by PatentIndex Score
2 records- 0175US8825487B2Customized audio data for verifying the authenticity of a service providerZHANG YIHONG·Filed 2006·Granted Sep 2, 2014·6 cites·24 claims
- 0250US12151976B2Concrete formulation system for repairing cultural relic building and use method thereofZHANG YIHONG·Filed 2020·Granted Nov 26, 2024·0 cites·5 claims
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