Fengyuan YANG

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Jining,Shandong, CN

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Patents Grantslast 30 patents

Information Patent Grant
Interactive intelligent pet feeding device
- Patent number 11,678,643
- Issue date Jun 20, 2023
- JIANGSU YOUMOTA TECHNOLOGY CO., LTD.
- Jie Ji
- G08 - SIGNALLING

Patents Applicationslast 30 patents

Information Patent Application
INTERACTIVE INTELLIGENT PET FEEDING DEVICE
- Publication number 20200128786
- Publication date Apr 30, 2020
- DONGGUAN CXM TECHNOLOGY CO., LTD
- Jie JI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE