Rui Chen

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Dongguan, CN

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Patents Grantslast 30 patents

Information Patent Grant
Shoe dryer
- Patent number D1015658
- Issue date Feb 20, 2024
- Dongguan JingNuo Environment Science and Technology Inc.
- Fei Zuo
- D32 - Washing, cleaning, or drying machine
Information Patent Grant
Air purifier
- Patent number D972697
- Issue date Dec 13, 2022
- DONGGUAN JINGNUO ENVIRONMENT SCIENCE AND TECHNOLOGY INC.
- Fei Zuo
- D23 - Environmental heating and cooling
Information Patent Grant
Air purifier
- Patent number D964532
- Issue date Sep 20, 2022
- Fei Zuo
- D23 - Environmental heating and cooling
Information Patent Grant
Air purifier
- Patent number D956198
- Issue date Jun 28, 2022
- Fei Zuo
- D23 - Environmental heating and cooling
Information Patent Grant
Air purifier
- Patent number D956199
- Issue date Jun 28, 2022
- Fei Zuo
- D23 - Environmental heating and cooling
Information Patent Grant
Air purifier
- Patent number D928298
- Issue date Aug 17, 2021
- Fei Zuo
- D23 - Environmental heating and cooling

Patents Applicationslast 30 patents

Information Patent Application
FOLDABLE FILTER ELEMENT AND FILTER WITH SAME
- Publication number 20240100462
- Publication date Mar 28, 2024
- Dongguan JingNuo Environment Science and Technology Inc.
- Rui CHEN
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL