Hebei
China
2
2022-03-17
The entities that hold a legal rights for patent applications filed by inventor Xu Senfeng:
Senfeng Xu from Hebei, CN has applied for patents for these inventions. The list has both pending applications and granted patents:
Method for preparing indium phosphide crystal by utilizing indium-phosphorus mixture
#2 | 2022-03-10Apparatus for preparing a single crystal comprising a volatilization chamber and a plurality of crystal pieces fixed by combined fixtures located in a solid connection chamber
6572940 ⎘