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Patents Grants
last 30 patents
Information
Patent Grant
Method for evaluating cigarette burning quality indicators
Patent number
12,011,030
Issue date
Jun 18, 2024
CHINA TOBACCO YUNNAN INDUSTRIAL CO., LTD
Han Zheng
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Method for testing burning performance of dark-colored cigarette us...
Patent number
11,974,595
Issue date
May 7, 2024
CHINA TOBACCO YUNNAN INDUSTRIAL CO., LTD
Han Zheng
A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
Information
Patent Grant
Device for forming a multi-flavor composite structure filter rod in...
Patent number
11,812,779
Issue date
Nov 14, 2023
CHINA TOBACCO YUNNAN INDUSTRIAL CO., LTD
Baoshan Yue
A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
Information
Patent Grant
Device and method for detecting cigarette fly ash by gray-scale dif...
Patent number
11,670,007
Issue date
Jun 6, 2023
CHINA TOBACCO YUNNAN INDUSTRIAL CO., LTD
Han Zheng
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Robotic arm for simulating cigarette smoking process
Patent number
11,445,746
Issue date
Sep 20, 2022
CHINA TOBACCO YUNNAN INDUSTRIAL CO., LTD
Han Zheng
B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information
Patent Grant
Smoking path simulation system based on robotic arm
Patent number
11,412,776
Issue date
Aug 16, 2022
CHINA TOBACCO YUNNAN INDUSTRIAL CO., LTD
Han Zheng
A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
Information
Patent Grant
Disposable double-channel cigarette and preparation method thereof
Patent number
10,993,472
Issue date
May 4, 2021
CHINA TOBACCO YUNNAN INDUSTRIAL CO., LTD
Yao Yu
A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
Information
Patent Grant
High light-transmittance fiber glass surface paper and preparation...
Patent number
10,106,931
Issue date
Oct 23, 2018
CHINA TOBACCO YUNNAN INDUSTRIAL CO. LTD.
Zhenhua Yu
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Patents Applications
last 30 patents
Information
Patent Application
METHOD FOR EVALUATING CIGARETTE BURNING QUALITY INDICATORS
Publication number
20240122229
Publication date
Apr 18, 2024
CHINA TOBACCO YUNNAN INDUSTRIAL CO., LTD
Han ZHENG
A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
Information
Patent Application
METHOD FOR TESTING BURNING PERFORMANCE OF DARK-COLORED CIGARETTE US...
Publication number
20240081390
Publication date
Mar 14, 2024
CHINA TOBACCO YUNNAN INDUSTRIAL CO., LTD
Han ZHENG
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
DEVICE FOR FORMING A MULTI-FLAVOR COMPOSITE STRUCTURE FILTER ROD IN...
Publication number
20230320411
Publication date
Oct 12, 2023
CHINA TOBACCO YUNNAN INDUSTRIAL CO., LTD
Baoshan YUE
A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
Information
Patent Application
DEVICE AND METHOD FOR DETECTING CIGARETTE FLY ASH BY GRAY-SCALE DIF...
Publication number
20220358682
Publication date
Nov 10, 2022
CHINA TOBACCO YUNNAN INDUSTRIAL CO., LTD
Han ZHENG
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
ROBOTIC ARM FOR SIMULATING CIGARETTE SMOKING PROCESS AND SMOKING EN...
Publication number
20220202066
Publication date
Jun 30, 2022
CHINA TOBACCO YUNNAN INDUSTRIAL CO., LTD
Han ZHENG
A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
Information
Patent Application
SMOKING PATH SIMULATION SYSTEM BASED ON ROBOTIC ARM
Publication number
20220142232
Publication date
May 12, 2022
CHINA TOBACCO YUNNAN INDUSTRIAL CO., LTD
Han ZHENG
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
DISPOSABLE DOUBLE-CHANNEL CIGARETTE AND PREPARATION METHOD THEREOF
Publication number
20200383382
Publication date
Dec 10, 2020
CHINA TOBACCO YUNNAN INDUSTRIAL CO., LTD
Yao YU
A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
Information
Patent Application
High Light-Transmittance Fibre Glass Surface Paper and Preparation...
Publication number
20180051421
Publication date
Feb 22, 2018
CHINA TOBACCO YUNNAN INDUSTRIAL CO. LTD
Zhenhua YU
B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...