Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5891388 | Fe-Mn vibration damping alloy steel having superior tensile strength and good corrosion resistance | Seung-Han Baik, Jung-Chul Kim, Dong-Woon Han | 1999-04-06 |
| 5634990 | Fe-Mn vibration damping alloy steel and a method for making the same | Chong-Sool Choi, Man-Eob Lee, Seung-han Baek, Jeong Cheol Kim, Joong-Hwan Jun +1 more | 1997-06-03 |