Patents/Inventors

Shidan Long

ShanghaiCN2 patents

3 Patents

US121030152024
Purification Unit, Purification Device and Using Method
0 cites
US121050442024
Quality Detection Method for Microelectrostatic Device with Built-in Power Supply
0 cites
US120236162024
Method for Preparing Unbreakable Micro-electrostatic Filter
0 cites