Shan LUO

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Hangzhou, CN

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Patents Grantslast 30 patents

Information Patent Grant
Cartridge test device, cartridge component, and cartridge component...
- Patent number 12,285,952
- Issue date Apr 29, 2025
- HANGSHOU CHIP JET TECHNOLOGY CO., LTD.
- Haining Gu
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS

Patents Applicationslast 30 patents

Information Patent Application
CARTRIDGE TEST DEVICE, CARTRIDGE COMPONENT, AND CARTRIDGE COMPONENT...
- Publication number 20220339946
- Publication date Oct 27, 2022
- HANGZHOU CHIPJET TECHNOLOGY CO., LTD.
- Haining GU
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS