Huiyun CHEN

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Patents Grantslast 30 patents

Information Patent Grant
Electronic cigarette with rotatable mouthpiece
- Patent number 11,185,108
- Issue date Nov 30, 2021
- Shenzhen First Union Technology Co., Ltd.
- Zhi Ouyang
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Patents Applicationslast 30 patents

Information Patent Application
ELECTRONIC CIGARETTE WITH ROTATABLE MOUTHPIECE
- Publication number 20180338526
- Publication date Nov 29, 2018
- SHENZHEN FIRST UNION TECHNOLOGY CO., LTD.
- Zhi OUYANG
- A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
Information Patent Application
ELECTRONIC CIGARETTE
- Publication number 20180339118
- Publication date Nov 29, 2018
- SHENZHEN FIRST UNION TECHNOLOGY CO., LTD.
- Zhi OUYANG
- A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES