Huanwei LI

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Guangdong, CN

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Patents Grantslast 30 patents

Information Patent Grant
Heat-not-burn cigarette product
- Patent number 12,022,858
- Issue date Jul 2, 2024
- China Tobacco Guangdong Industrial Co., Ltd.
- Yibo Liu
- A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
Information Patent Grant
Starch-based multi-channel airflow unit and preparation method and...
- Patent number 11,911,948
- Issue date Feb 27, 2024
- China Tobacco Guangdong Industrial Co., Ltd.
- Feng Li
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING

Patents Applicationslast 30 patents

Information Patent Application
STARCH-BASED MULTI-CHANNEL AIRFLOW UNIT AND PREPARATION METHOD AND...
- Publication number 20210323210
- Publication date Oct 21, 2021
- CHINA TOBACCO GUANGDONG INDUSTRIAL CO., LTD.
- Feng LI
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
HEAT-NOT-BURN CIGARETTE PRODUCT
- Publication number 20210161200
- Publication date Jun 3, 2021
- CHINA TOBACCO GUANGDONG INDUSTRIAL CO., LTD.
- Yibo LIU
- A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES