Dalian
China
3
2023-03-02
The entities that hold a legal rights for patent applications filed by inventor DU Wei:
Wei DU from Dalian, CN has applied for patents for these inventions. The list has both pending applications and granted patents:
Method for preparing thin-walled preforms by laser metal deposition and follow-up rolling
#2 | 2021-07-01Method for manufacturing thin-walled metal component by three- dimensional printing and hot gas bulging
#3 | 2021-04-22Method for forming large-diameter special-shaped cross section thin-wall tubular part
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