Shengbo Li

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Changsha, Hunan, CN

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Patents Grantslast 30 patents

Information Patent Grant
Working control circuit for ultrasonic atomizer and ultrasonic elec...
- Patent number 11,980,233
- Issue date May 14, 2024
- China Tobacco Hunan Industrial Co., Ltd.
- Jianfu Liu
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Circuit for ultrasonic electronic cigarette and ultrasonic electron...
- Patent number 11,589,609
- Issue date Feb 28, 2023
- CHINA TOBACCO HUNAN INDUSTRIAL CO, LTD.
- Jianfu Liu
- A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES

Patents Applicationslast 30 patents

Information Patent Application
WORKING CONTROL CIRCUIT FOR ULTRASONIC ATOMIZER AND ULTRASONIC ELEC...
- Publication number 20210120880
- Publication date Apr 29, 2021
- CHINA TOBACCO HUNAN INDUSTRIAL CO., LTD.
- Jianfu Liu
- A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
Information Patent Application
CIRCUIT FOR ULTRASONIC ELECTRONIC CIGARETTE AND ULTRASONIC ELECTRON...
- Publication number 20200146353
- Publication date May 14, 2020
- CHINA TOBACCO HUNAN INDUSTRIAL CO., LTD.
- Jianfu Liu
- A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES