Wenyuan Zhang

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Zhangshu, CN

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Patents Grantslast 30 patents

Information Patent Grant
Lock structure with improved safety, and gun lock
- Patent number 12,152,845
- Issue date Nov 26, 2024
- Shenzhen Hanmai Technology Co., Ltd.
- Wenyuan Zhang
- F41 - WEAPONS

Patents Applicationslast 30 patents

Information Patent Application
SEMI-OPEN PISTOL STORAGE DEVICE
- Publication number 20250207890
- Publication date Jun 26, 2025
- Shenzhen Hanmai Technology Co., Ltd.
- Wenyuan Zhang
- F42 - AMMUNITION BLASTING
Information Patent Application
LOCK FOR SAFETY PROTECTION OF GUN TRIGGER AND MULTIFUNCTIONAL GUN S...
- Publication number 20240060739
- Publication date Feb 22, 2024
- Shenzhen Hanmai Technology Co., Ltd.
- Wenyuan Zhang
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information Patent Application
Lock Structure With Improved Safety, And Gun Lock
- Publication number 20230213297
- Publication date Jul 6, 2023
- Shenzhen Hanmai Technology Co., Ltd.
- Wenyuan Zhang
- F41 - WEAPONS