Xiaochen Qian

2 Patents

• US123451212025

  All-metal Dissolvable Ball Seat for Self-compensating Fracturing

  CHONGQING YUHUA NEW MATERIALS TECHNOLOGY CO., Ltd.

  0 cites
• US118355672023

  Method for Assembling Ultrahigh-frequency Spring Probe Test Assembly

  SUZHOU UIGREEN MICRO&NANO TECHNOLOGY Co. Ltd.

  0 cites