Issued Patents 2003
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D477207 | Grinding cup | See Hyung Kim | 2003-07-15 |
| 6588310 | Saw blade shank | Chang-Hyun Lee | 2003-07-08 |
| D474954 | Grinding cup | See Hyung Kim | 2003-05-27 |
| 6527634 | Grinding wheel with segments for preventing one-sided wear | Chang-Hyun Lee | 2003-03-04 |