Gu Min Lim

2 Patents

• US122863672025

  Ion Removal Unit for Water Heater, and Scale-free Boiler, Scale-free Water Heater, and Portable Ion Remover Including the Same

  Kyungdong Navien Co., Ltd.

  0 cites
• US115722872023

  Water-softening System

  Kyungdong Navien Co., Ltd.

  0 cites