Chungcheongbuk-do
Korea (South)
2
2016-12-29
Eun Jong CHA from Chungcheongbuk-do, KR has applied for patents for these inventions. The list has both pending applications and granted patents:
RESPIRATORY MONITORING SYSTEM AND RESPIRATORY MONITORING METHOD
DOWN-SIZED SINGLE DIRECTIONAL RESPIRATORY AIR FLOW MEASURING TUBE
1746986 ⎘