Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8708617 | Internal groove insert and tool holder therefor | Chang Hee Choi, Hong-sik Park | 2014-04-29 |
| 8573899 | Clamping apparatus for a cutting insert | Hong-sik Park | 2013-11-05 |
| 8556548 | Tool holder clamp assembly for cutting inserts and its pressing plate | Hong-sik Park, Chang Hee Choi | 2013-10-15 |