Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6238761 | Unidirectional fiber sheet for reinforcing concrete beams and methods of preparing the same | Seong-roon Jeong, Hoon Jeong, Do Hyun Kim | 2001-05-29 |
| 5660229 | Plate type heat transfer device | Yung Chieh Lee | 1997-08-26 |