Issued Patents All Time
Showing 126–136 of 136 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6193770 | Brazed diamond tools by infiltration | — | 2001-02-27 |
| 6159286 | Process for controlling diamond nucleation during diamond synthesis | — | 2000-12-12 |
| 6039641 | Brazed diamond tools by infiltration | — | 2000-03-21 |
| 5151107 | Cemented and cemented/sintered superabrasive polycrystalline bodies and methods of manufacture thereof | Hyun Sam Cho, Leo Merrill, Sy-Hwa Chen | 1992-09-29 |
| 5116568 | Method for low pressure bonding of PCD bodies | Sy-Hwa Chen | 1992-05-26 |
| 5096465 | Diamond metal composite cutter and method for making same | Sy-Hwa Chen | 1992-03-17 |
| 5062865 | Chemically bonded superabrasive grit | Sy-Hwa Chen | 1991-11-05 |
| 5030276 | Low pressure bonding of PCD bodies and method | Sy-Hwa Chen, Leo Merrill, Louis K. Bigelow | 1991-07-09 |
| 5024680 | Multiple metal coated superabrasive grit and methods for their manufacture | Sy-Hwa Chen | 1991-06-18 |
| 5011514 | Cemented and cemented/sintered superabrasive polycrystalline bodies and methods of manufacture thereof | Hyun Sam Cho, Leo Merrill, Sy-Hwa Chen, Frank J. Csillag | 1991-04-30 |
| 4943488 | Low pressure bonding of PCD bodies and method for drill bits and the like | Sy-Hwa Chen, Leo Merrill, Louis K. Bigelow | 1990-07-24 |