Wenjin Feng

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Shenzhen, CN

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Patents Grantslast 30 patents

Information Patent Grant
Barking control device
- Patent number 12,262,693
- Issue date Apr 1, 2025
- Wenjin Feng
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information Patent Grant
Remote controller for preventing accidental triggering and bark con...
- Patent number 12,256,712
- Issue date Mar 25, 2025
- Wenjin Feng
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information Patent Grant
Bark control device
- Patent number 12,150,430
- Issue date Nov 26, 2024
- Wenjin Feng
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information Patent Grant
Bark control device
- Patent number 12,048,291
- Issue date Jul 30, 2024
- Wenjin Feng
- G02 - OPTICS