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Hangfeng Qiu

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  • Zhuji, CN
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Patents Applicationslast 30 patents

  • Information Patent Application

    DUAL SOURCE MOTOR PUMP
    • Publication number 20250188948
    • Publication date Jun 12, 2025
    • QUANXING MACHINING GROUP CO., LTD.
    • Dong LIU
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    EMERGENCY STEERING PUMP WITH CLUTCH AND CONTROL METHOD THEREFORE
    • Publication number 20240326904
    • Publication date Oct 3, 2024
    • Quanxing Machining Group Co., Ltd.
    • Wenxiang Zhang
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS