Hefei
China
3
2022-03-10
The entities that hold a legal rights for patent applications filed by inventor Chen Chen:
Chen Chen from Hefei, CN has applied for patents for these inventions. The list has both pending applications and granted patents:
Die layout calculation method, apparatus, medium, and device
#2 | 2017-08-17Fabrication and monitoring device for micro probe ball tip
#3 | 2017-06-22Single sensor type three-dimensional micro/nano contact trigger measuring probe
1909971 ⎘