Yinsheng Li

3 Patents

• US122646542025

  Energy Storage Device and Power Generation Floor with the Same

  0 cites
• US121866122025

  Tension Force Stepless Adjustment Counterweight Power Generating Mechanism and Fitness Equipment with the Same

  0 cites
• US116152372023

  Processing Method for Presenting Indicator Hierarchy and Classification of Data in Spreadsheet

  Hebei Institute Of Science And Technology Information (Hebei Institute Of STIS)

  0 cites