Issued Patents All Time
Showing 26–27 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6957935 | Cutting insert with curved cutting edge | Wook Jung Sung, Kwan-Hee Lee, Yong Boo Lee, Young Heum Kim, Kyung Bae KIM | 2005-10-25 |
| 6217264 | Cutting insert having an improved chip breaker | Kyung Bae KIM, Young Heum Kim, Wook Jung Sung, Kwan-Hee Lee | 2001-04-17 |