Patents/Inventors

Sung-an Ha

Gyeongsangbuk-doKR3 patents

4 Patents

US122351472025
Apparatus and Method for Sensing Water Level
NANOKEM CO., Ltd.
0 cites
US122158952025
Carbon Monoxide Leak Alerting Device and Method
NANOKEM CO., Ltd.
0 cites
US121172062024
System and Method for Discharging Carbon Monoxide by Using Carbon Monoxide Leakage Alarm Device
NANOKEM CO., Ltd.
0 cites
US120513142024
Gas and Earthquake Detector, Gas and Earthquake Remote Monitoring System Using the Same and Method Thereof
NANOKEM CO., Ltd.
0 cites