Saijing Zheng

Follow

Person

Shanghai, CN

People

Patents Grantslast 30 patents

Information Patent Grant
Smoking machine for electronic cigarette
- Patent number 10,368,586
- Issue date Aug 6, 2019
- Shanghai Tobacco Group Co., Ltd.
- Yichun Zhang
- A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
Information Patent Grant
Gas chromatography—inverse gas chromatography combined analysis device
- Patent number 8,943,872
- Issue date Feb 3, 2015
- Shanghai Tobacco Group Co., Ltd.
- Baizhan Liu
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
SMOKING MACHINE FOR ELECTRONIC CIGARETTE
- Publication number 20190021397
- Publication date Jan 24, 2019
- SHANGHAI TOBACCO GROUP CO., LTD.
- YICHUN ZHANG
- A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
Information Patent Application
GAS CHROMATOGRAPHY - INVERSE GAS CHROMATOGRAPHY COMBINED ANALYSIS D...
- Publication number 20130192340
- Publication date Aug 1, 2013
- SHANGHAI TOBACCO GROUP CO., LTD.
- Baizhan Liu
- G01 - MEASURING TESTING