Huacheng Li

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Lianjiang, CN

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Patents Grantslast 30 patents

Information Patent Grant
Container sealing plug and container having same
- Patent number 12,358,696
- Issue date Jul 15, 2025
- Huacheng Li
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Container sealing plug and container
- Patent number 12,221,259
- Issue date Feb 11, 2025
- Huacheng Li
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL

Patents Applicationslast 30 patents

Information Patent Application
CONTAINER SEALING PLUG AND CONTAINER
- Publication number 20240083645
- Publication date Mar 14, 2024
- Huacheng Li
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Application
CONTAINER SEALING PLUG AND CONTAINER HAVING SAME
- Publication number 20230373693
- Publication date Nov 23, 2023
- Huacheng Li
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL