Assignee
JIANG CHENGXU
CN·1 granted patent·2 pending applications·0 citations·filing 2023–2024
Top patents by PatentIndex Score
3 records- 0133US2025305594A1Positive and negative pressure resistant water seal protection device and a toilet deviceJIANG CHENGXU·Filed 2024·Application pending·0 cites
- 0231US12077957B1Positive and negative pressure resistant sealing apparatus of balance shaft two-way valve plate used for drainage pipelineJIANG CHENGXU·Filed 2024·Granted Sep 3, 2024·0 cites·6 claims
- 0327US2025034852A1Sealing device having positive and negative pressure resistant water seal protection functionJIANG CHENGXU·Filed 2023·Application pending·0 cites
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