Beijing
China
4
2021-07-22
The entities that hold a legal rights for patent applications filed by inventor CHEN Guangfei:
Guangfei CHEN from Beijing, CN has applied for patents for these inventions. The list has both pending applications and granted patents:
Film forming method
#2 | 2020-06-11Device for repairing appearance defects and repair method
#3 | 2019-09-05Feeder system
#4 | 2018-08-30Screen printing system and cleaning method thereof
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