Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10947609 | Magnesium alloy having excellent mechanical properties and corrosion resistance and method for manufacturing the same | Chang Dong Yim, Bong Sun You, Ha-Sik Kim, Young Min Kim, Jun Ho Bae | 2021-03-16 |
| 6807723 | Apparatus for producing a honeycomb body | Won-Wook Park, Ha-Sik Kim | 2004-10-26 |
| 6671956 | Method of producing metal substrates used in purification of exhaust gas | Won-Wook Park, Ha-Sik Kim | 2004-01-06 |