Yongjun Liu

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Beijing, CN

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Patents Applicationslast 30 patents

Information Patent Application
TWO-SERIES SPRING DAMPING TYPE CURRENT COLLECTOR FOR SUBWAY VEHICLES
- Publication number 20250026204
- Publication date Jan 23, 2025
- BEIJING JIAOTONG UNIVERSITY
- Yongjun LIU
- B60 - VEHICLES IN GENERAL
Information Patent Application
SUSPENSION SYSTEM FOR ALL-TERRAIN VEHICLE AND ALL-TERRAIN VEHICLE
- Publication number 20200398625
- Publication date Dec 24, 2020
- SEGWAY TECHNOLOGY CO., LTD.
- Wei Han
- B60 - VEHICLES IN GENERAL