Kongjian Qin

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Tianjin, CN

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Patents Applicationslast 30 patents

Information Patent Application
AUXILIARY INSTALLATION FIXING DEVICE AND FIXING METHOD OF VEHICLE
- Publication number 20250224434
- Publication date Jul 10, 2025
- China Automotive Technology and Research Center Co., Ltd.
- Changqing Dong
- G01 - MEASURING TESTING
Information Patent Application
WIRELESS PERFORMANCE TESTING METHOD AND SYSTEM BASED ON QUIET ZONE...
- Publication number 20250208182
- Publication date Jun 26, 2025
- China Automotive Technology and Research Center Co., Ltd.
- Jiaxu Feng
- G01 - MEASURING TESTING
Information Patent Application
DESIGN METHOD AND DEVICE FOR A HIGH POLARIZATION ISOLATION FENCE
- Publication number 20250192451
- Publication date Jun 12, 2025
- China Automotive Technology and Research Center Co., Ltd.
- Changqing Dong
- H01 - BASIC ELECTRIC ELEMENTS