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, Yong-Chul Son, Jung-Chul Kim | 1999-04-06 |
| 5234985 | Transparent resin composition radiating far infrared rays | Jung-Kee Koo, Sung Kook Kim, Byeong Sub KIM | 1993-08-10 |