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PENGCHENG QIN

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Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    CUTTING DEVICE OF SELF-CENTERING CUTTER HOLDER
    • Publication number 20240229378
    • Publication date Jul 11, 2024
    • SUZHOU WUYUANSU MACHINERY MANUFACTURING CO., LTD
    • Xiang MIAO
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Application

    CHISEL WITH DOUBLE LIMIT DISCS
    • Publication number 20230116942
    • Publication date Apr 20, 2023
    • JIANGSU WUYUANSU MACHINERY MANUFACTURING CO., LTD
    • Xiang MIAO
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Application

    CHISEL
    • Publication number 20230093644
    • Publication date Mar 23, 2023
    • JIANGSU WUYUANSU MACHINERY MANUFACTURING CO., LTD
    • Xiang MIAO
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    KNIFE HOLDER AND BASE SYSTEM FOR MILLING MACHINE
    • Publication number 20190039154
    • Publication date Feb 7, 2019
    • KAITO SUZHOU CONSTRUCTION MACHINERY CO.,LTD
    • XIANG MIAO
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR