Beijing
China
3
2021-12-23
The entities that hold a legal rights for patent applications filed by inventor HAN Fei:
Fei HAN from Beijing, CN has applied for patents for these inventions. The list has both pending applications and granted patents:
Expansion tool assembly for expandable tubular
#2 | 2021-04-22Shift register, driving method thereof, driving circuit, and display device
#3 | 2020-07-30Shift register, driving method thereof, gate driving circuit, display panel and display device
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