Yanjun ZHANG

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Guangdong, CN

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Patents Grantslast 30 patents

Information Patent Grant
Slow-release fragrance and application thereof in a tobacco product...
- Patent number 12,022,856
- Issue date Jul 2, 2024
- China Tobacco Guangdong Industrial Co., Ltd.
- Feng Li
- A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
Information Patent Grant
Cigarette heating device
- Patent number 11,980,232
- Issue date May 14, 2024
- China Tobacco Guangdong Industrial Co., Ltd.
- Ruifeng Zhao
- A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES

Patents Applicationslast 30 patents

Information Patent Application
SLOW-RELEASE FRAGRANCE AND APPLICATION THEREOF IN A TOBACCO PRODUCT...
- Publication number 20210321658
- Publication date Oct 21, 2021
- CHINA TOBACCO GUANGDONG INDUSTRIAL CO., LTD.
- Feng LI
- A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
Information Patent Application
CIGARETTE HEATING DEVICE
- Publication number 20210321673
- Publication date Oct 21, 2021
- CHINA TOBACCO GUANGDONG INDUSTRIAL CO., LTD.
- Ruifeng ZHAO
- A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES