Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9833870 | Superabrasive tool with metal mesh stress stabilizer between superabrasive and substrate layers | Kyungyul Han, Hyeang Sup Lee, Sook Young An | 2017-12-05 |
| 7585342 | Polycrystalline superabrasive composite tools and methods of forming the same | — | 2009-09-08 |
| 7553344 | Shaped thermally stable polycrystalline material and associated methods of manufacture | — | 2009-06-30 |
| 7435377 | Weldable ultrahard materials and associated methods of manufacture | Kyung Ryul Han, Tim Valentine | 2008-10-14 |
| 6616725 | Self-grown monopoly compact grit | John Chen, Kyung Han | 2003-09-09 |
| 6068913 | Supported PCD/PCBN tool with arched intermediate layer | Kyung Han | 2000-05-30 |
| 5167943 | Titanium nitride coated silicon carbide materials with an interlayer resistant to carbon-diffusivity | Shih-Yee Kuo, Jeffrey D. Bright | 1992-12-01 |
| 5151107 | Cemented and cemented/sintered superabrasive polycrystalline bodies and methods of manufacture thereof | Chien-Min Sung, Leo Merrill, Sy-Hwa Chen | 1992-09-29 |
| 5011514 | Cemented and cemented/sintered superabrasive polycrystalline bodies and methods of manufacture thereof | Chien-Min Sung, Leo Merrill, Sy-Hwa Chen, Frank J. Csillag | 1991-04-30 |
| 5008132 | Process for preparing titanium nitride coated silicon carbide materials | Shih-Yee Kuo, Jeffrey D. Bright | 1991-04-16 |