Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D502378 | Pad for grinding stone | Jong Kuk Park, Hwa Jin Jeong | 2005-03-01 |
| D474666 | Pad for grinding stone | Haw Jin Jeong | 2003-05-20 |
| D447496 | Saw blade for cutting steel-reinforced structure | Chang-Hyun Lee | 2001-09-04 |