Tak Nam Liu

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Guangxi, CN

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Patents Grantslast 30 patents

Information Patent Grant
Full-coverage bulletproof backpack
- Patent number 10,697,735
- Issue date Jun 30, 2020
- SDL TECHNOLOGY CO., LTD.
- Tak Nam Liu
- A45 - HAND OR TRAVELLING ARTICLES
Information Patent Grant
Bulletproof material, production method thereof and bulletproof bac...
- Patent number 10,473,434
- Issue date Nov 12, 2019
- SDL TECHNOLOGY CO., LTD.
- Tak Nam Liu
- A45 - HAND OR TRAVELLING ARTICLES

Patents Applicationslast 30 patents

Information Patent Application
FACE RECOGNITION HIGH TRANSPARENCY FOOD-GRADE SILICONE REUSABLE MASK
- Publication number 20210352977
- Publication date Nov 18, 2021
- SDL TECHNOLOGY CO.,LTD.
- Tak Nam LIU
- A41 - WEARING APPAREL
Information Patent Application
FULL-COVERAGE BULLETPROOF BACKPACK
- Publication number 20200041231
- Publication date Feb 6, 2020
- SDL TECHNOLOGY CO., LTD.
- Tak Nam Liu
- F41 - WEAPONS
Information Patent Application
Bulletproof Backpack
- Publication number 20200000208
- Publication date Jan 2, 2020
- SDL TECHNOLOGY CO.,LTD.
- Tak Nam Liu
- F41 - WEAPONS