Changhua DONG

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Shandong, CN

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Patents Grantslast 30 patents

Information Patent Grant
Rotational assembly and handle having rotational assembly
- Patent number 11,896,895
- Issue date Feb 13, 2024
- Goertek, Inc.
- Changhua Dong
- A63 - SPORTS GAMES AMUSEMENTS

Patents Applicationslast 30 patents

Information Patent Application
ROTATIONAL ASSEMBLY AND HANDLE HAVING ROTATIONAL ASSEMBLY
- Publication number 20230293981
- Publication date Sep 21, 2023
- GOERTEK INC.
- Changhua DONG
- A63 - SPORTS GAMES AMUSEMENTS