ZHEN-HAI MEI

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Patents Grantslast 30 patents

Information Patent Grant
Anti-counterfeiting assembly and packing box having the same
- Patent number 12,091,888
- Issue date Sep 17, 2024
- HONGFUJIN PRECISION ELECTRONICS (ZHENGZHOU) CO., LTD.
- Zhen-Hai Mei
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Anti-counterfeiting structure and packaging box having the same
- Patent number 12,060,206
- Issue date Aug 13, 2024
- HONGFUJIN PRECISION ELECTRONICS (ZHENGZHOU) CO., LTD.
- Hong Liu
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Electronic device, waterproof button structure, and waterproof part...
- Patent number 11,682,532
- Issue date Jun 20, 2023
- HONGFUJIN PRECISION ELECTRONICS (ZHENGZHOU) CO., LTD.
- Bo-Duo Yuan
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Housing assembly and electronic device using same
- Patent number 11,357,115
- Issue date Jun 7, 2022
- HONGFUJIN PRECISION ELECTRONICS (ZHENGZHOU) CO., LTD.
- Zhen-Hai Mei
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
WATERPROOF PARTITION
- Publication number 20230298831
- Publication date Sep 21, 2023
- HONGFUJIN PRECISION ELECTRONICS (ZHENGZHOU) CO., LTD.
- BO-DUO YUAN
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ANTI-COUNTERFEITING ASSEMBLY AND PACKING BOX HAVING THE SAME
- Publication number 20220242158
- Publication date Aug 4, 2022
- HONGFUJIN PRECISION ELECTRONICS (ZHENGZHOU) CO., LTD.
- ZHEN-HAI MEI
- B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
Information Patent Application
ANTI-COUNTERFEITING STRUCTURE AND PACKAGING BOX HAVING THE SAME
- Publication number 20220242632
- Publication date Aug 4, 2022
- HONGFUJIN PRECISION ELECTRONICS (ZHENGZHOU) CO., LTD.
- HONG LIU
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Application
HOUSING ASSEMBLY AND ELECTRONIC DEVICE USING SAME
- Publication number 20210204415
- Publication date Jul 1, 2021
- HONGFUJIN PRECISION ELECTRONICS (ZHENGZHOU) CO., LTD.
- ZHEN-HAI MEI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
ELECTRONIC DEVICE, WATERPROOF BUTTON STRUCTURE, AND WATERPROOF PART...
- Publication number 20210043399
- Publication date Feb 11, 2021
- HONGFUJIN PRECISION ELECTRONICS (ZHENGZHOU) CO., LTD.
- BO-DUO YUAN
- H01 - BASIC ELECTRIC ELEMENTS