Jihui YAN

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Xiamen, CN

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Patents Applicationslast 30 patents

Information Patent Application
RESETTING STRUCTURE AND A NORMALLY OPEN ONE-WAY USING THE SAME
- Publication number 20250198537
- Publication date Jun 19, 2025
- XIAMEN KOGE MICRO TECH CO., LTD.
- Sicheng WANG
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
CONNECTING ROD SPRING DIAPHRAGM CHECK VALVE
- Publication number 20240344623
- Publication date Oct 17, 2024
- XIAMEN KOGE MICRO TECH CO., LTD.
- Jihui YAN
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...