Renkun LIU

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Zhenjiang, CN

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Patents Applicationslast 30 patents

Information Patent Application
EXPANDABLE ACOUSTIC REINFORCEMENT MEMBER AND MANUFACTURING METHOD T...
- Publication number 20240334116
- Publication date Oct 3, 2024
- SSI NEW MATERIAL (ZHENJIANG) CO., LTD.
- Lei ZHANG
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
POROUS BULK MATERIAL AND ELECTRONIC APPARATUS THEREOF, AND APPARATU...
- Publication number 20230370766
- Publication date Nov 16, 2023
- SSI NEW MATERIAL (ZHENJIANG) CO., LTD.
- Lei ZHANG
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
ACOUSTIC REINFORCING MATERIAL BLOCK AND APPLICATION THEREOF, MICRO...
- Publication number 20230368765
- Publication date Nov 16, 2023
- SSI NEW MATERIAL (ZHENJIANG) CO., LTD.
- Lei ZHANG
- G10 - MUSICAL INSTRUMENTS ACOUSTICS