Chungju-si
Korea (South)
1
2023-05-11
Won Do KIM from Chungju-si, KR has applied for patents for these inventions. The list has both pending applications and granted patents:
METHOD FOR MANUFACTURING FUEL CELL SEPARATOR HAVING MINIMIZED SURFACE DEFECT VIA SURFACE POLISHING USING HIGH-PRESSURE INJECTION
5733862 ⎘