WENCHANG ZHOU

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ZHUHAI, CN

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Patents Grantslast 30 patents

Information Patent Grant
Toner cartridge with a toner switch assembly
- Patent number 10,394,163
- Issue date Aug 27, 2019
- APEX TECHNOLOGY CO., LTD.
- Wenchang Zhou
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Toner cartridge with a toner switch assembly
- Patent number 9,869,949
- Issue date Jan 16, 2018
- NINESTAR CORPORATION
- Wenchang Zhou
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
TONER CARTRIDGE WITH A TONER SWITCH ASSEMBLY
- Publication number 20180095381
- Publication date Apr 5, 2018
- NINESTAR CORPORATION
- WENCHANG ZHOU
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
TONER CARTRIDGE
- Publication number 20160327886
- Publication date Nov 10, 2016
- APEX TECHNOLOGY CO., LTD.
- WENCHANG ZHOU
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY