Beijing
China
4
2024-12-26
The entities that hold a legal rights for patent applications filed by inventor DU Guochen:
Guochen DU from Beijing, CN has applied for patents for these inventions. The list has both pending applications and granted patents:
PRESSURE SENSOR, MANUFACTURING METHOD THEREOF AND PRESSURE DETECTION DEVICE
#2 | 2024-06-27Tunable filter and method for manufacturing the same
#3 | 2024-05-02Substrate integrated with passive devices and manufacturing method thereof
#4 | 2018-02-15Array substrate, method for manufacturing the same and display device
2119165 ⎘