Mei-Ching Chu

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Chiayi, TW

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Patents Grantslast 30 patents

Information Patent Grant
Smart lock
- Patent number D1063590
- Issue date Feb 25, 2025
- TONG LUNG METAL INDUSTRY CO., LTD.
- Mei-Ching Chu
- D08 - Tools and hardware
Information Patent Grant
Smart lock
- Patent number D1012667
- Issue date Jan 30, 2024
- Tong Lung Metal Industry Co., Ltd.
- Mei-Ching Chu
- D08 - Tools and hardware
Information Patent Grant
Door handle
- Patent number D966865
- Issue date Oct 18, 2022
- Tong Lung Metal Industry Co., Ltd.
- Mei-Ching Chu
- D08 - Tools and hardware
Information Patent Grant
Door handle
- Patent number D927282
- Issue date Aug 10, 2021
- TONG LUNG METAL INDUSTRY CO., LTD.
- Mei-Ching Chu
- D08 - Tools and hardware