Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12365607 | Water softening system | Soo Young Lee | 2025-07-22 |
| 11965668 | Device for managing temperature | Chang Heoi Heo, Nam Soo Do, Jung Keom Kim | 2024-04-23 |
| 11168822 | Connector assembly for hose connection of hot water mat | Yong Seok Lee | 2021-11-09 |
| 11149870 | Recirculation valve and hot water recirculation system using the same | Chang Heoi Hu, Soon Ki Kim | 2021-10-19 |
| 10823298 | Warm water recirculating valve using direct water supply tube | Jae Myung Joo | 2020-11-03 |
| 10663356 | Method for measuring temperature at each location of pipe in hot water supply system | Si-Hwan Kim, Chang Heo Heo, Jung Keom Kim, You Bin LEE | 2020-05-26 |
| 9970654 | Combustion device for improving turndown ratio | Hyoung Rae Kim | 2018-05-15 |
| 9364799 | Separate flow path type of gas-air mixing device | — | 2016-06-14 |