ALEXANDRIA, Va., May 12 -- United States Patent no. 12,623,933, issued on May 12, was assigned to KYUNGDONG NAVIEN Co. LTD (Gyeonggi-do, South Korea).
"Water-softening system" was invented by Bum Seup Kim (Seoul, South Korea), Soo Young Lee (Seoul, South Korea), Ji Hyung Yoon (Seoul, South Korea) and Gu Min Lim (Seoul, South Korea).
According to the abstract* released by the U.S. Patent & Trademark Office: "A water-softening system includes a filter device including filter units that are provided in at least some of a plurality of supply channels arranged in parallel to supply raw water to a consumption site and that remove at least part of ionic matter contained in supplied raw water by electro-deionization and discharge soft water conta...