Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11491560 | Cutting insert and rotary cutting tool including same | Chang Gyu Park, Dong Hyun Kim | 2022-11-08 |
| D921076 | Cutting insert | Chang Gyu Park, Sang Won Kim | 2021-06-01 |
| D752664 | Cutting insert | — | 2016-03-29 |
| 9289834 | Double-sided cutting insert having a circular shape and cutting tool using the same | Chang Gyu Park, Jae Wook Lee | 2016-03-22 |
| D746347 | Cutting insert | — | 2015-12-29 |
| D746346 | Cutting insert | — | 2015-12-29 |
| D741923 | Cutting insert | — | 2015-10-27 |
| D738412 | Cutting insert | Chang Hee Choi, Chang Gyu Park | 2015-09-08 |
| D736841 | Cutting insert | — | 2015-08-18 |
| 8950984 | Exchangeable cutting insert | Chang Hee Choi, Chang Gyu Park | 2015-02-10 |
| D714849 | Cutting insert | Chang Hee Choi, Chang Gyu Park | 2014-10-07 |
| D710917 | Cutting insert | — | 2014-08-12 |
| D709540 | Cutting insert | — | 2014-07-22 |