Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9802838 | Method and apparatus for treating process water | Alois Gstoettenmayr, Hado Heckmann, Kurt Lukschander, Robert Millner, Ulrike Schmidt +3 more | 2017-10-31 |
| 7622071 | Apparatus for manufacturing compacted irons of reduced materials comprising fine direct reduced irons and apparatus for manufacturing molten irons using the same | Kwang Hee Lee, Sung-Kee Shin, Min Chul Park, Sang Hoon Joo, Deuk-Chae Kim +5 more | 2009-11-24 |
| 7612613 | Self regulating biasing circuit | Li-Hung Kang | 2009-11-03 |