Issued Patents 2020
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10690342 | Apparatus for spraying cooling water, apparatus and method for manufacturing mineral fiber | Billion Sung Hoon Zorh | 2020-06-23 |
| 10549496 | Apparatus for manufacturing mineral fiber | Billion Sung Hoon Zorh | 2020-02-04 |