Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4632910 | Sintered material of silicon nitride for cutting tools and process therefor | Young Wook Kim, Tae Hee Park, Long Choi, Sang Ho Lee, Kam-Yong Jang | 1986-12-30 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4632910 | Sintered material of silicon nitride for cutting tools and process therefor | Young Wook Kim, Tae Hee Park, Long Choi, Sang Ho Lee, Kam-Yong Jang | 1986-12-30 |