Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11136639 | Bearing steel and manufacturing method therefor | Oh-Chul Kwon, Seon Ho Lee, Yoon Gil Choi | 2021-10-05 |
| 6872264 | Road wheel composition and method for manufacturing road wheel using the same | — | 2005-03-29 |