Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5634990 | Fe-Mn vibration damping alloy steel and a method for making the same | Chong-Sool Choi, Seung-han Baek, Yong-Chul Son, Jeong Cheol Kim, Joong-Hwan Jun +1 more | 1997-06-03 |