Issued Patents 2018
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10066853 | Coupling structure of a case and an air heater body in an air heater | — | 2018-09-04 |
| 9862631 | Apparatus for eliminating heterogeneous glass and glass manufacturing apparatus comprising the same | Kyoung-Hoon Min, Ye Hoon Im, Ji-Seob Lee | 2018-01-09 |