Liang CHENG

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Kunming, Yunan, CN

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Patents Grantslast 30 patents

Information Patent Grant
Apparatus for selling cigarettes and system for accessing cigarettes
- Patent number 11,302,135
- Issue date Apr 12, 2022
- HONGYUNHONGHE TOBACCO GROUP CO, LTD
- Xianzhou Lv
- F24 - HEATING RANGES VENTILATING

Patents Applicationslast 30 patents

Information Patent Application
METHOD FOR DETECTING CIGARETTE APPEARANCE DEFECT BASED ON VARIATION...
- Publication number 20250095353
- Publication date Mar 20, 2025
- HONGYUNHONGHE TOBACCO (GROUP) CO., LTD
- Xianzhou LV
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Apparatus for Selling Cigarettes and System for Accessing Cigarettes
- Publication number 20220101679
- Publication date Mar 31, 2022
- HONGYUNHONGHE TOBACCO (GROUP) CO., LTD
- Xianzhou LV
- G07 - CHECKING-DEVICES