Zeqian Ren

2 Patents

• US124982672025

  Microscopic Confocal Fluorescence Spectrometer

  Shanxi University

  0 cites
• US121960422025

  Wear-resistant and Collision-resistant Polycrystalline Diamond Compact (PDC) Drill Bit with Rostriform Teeth and Plurality of Blades

  Southwest Petroleum University

  0 cites