Ronghua Zhuang

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Dongguan, CN

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Patents Grantslast 30 patents

Information Patent Grant
Projector
- Patent number D1057002
- Issue date Jan 7, 2025
- Shenzhen Feichang Huapin Technology Co., Ltd.
- Ronghua Zhuang
- D16 - Photography and optical equipment
Information Patent Grant
Fan
- Patent number D1019923
- Issue date Mar 26, 2024
- DONGGUAN DIEPIN TECHNOLOGY CO., LTD.
- Weihao Chen
- D23 - Environmental heating and cooling
Information Patent Grant
Clip fan
- Patent number D993382
- Issue date Jul 25, 2023
- DONGGUAN DIEPIN TECHNOLOGY CO., LTD.
- Weihao Chen
- D23 - Environmental heating and cooling
Information Patent Grant
Fan
- Patent number D993383
- Issue date Jul 25, 2023
- DONGGUAN DIEPIN TECHNOLOGY CO., LTD.
- Weihao Chen
- D23 - Environmental heating and cooling