Issued Patents All Time
Showing 1–22 of 22 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7367875 | CVD diamond-coated composite substrate containing a carbide-forming material and ceramic phases and method for making same | Steven J. Finke | 2008-05-06 |
| 5491002 | Multilayer CVD diamond films | — | 1996-02-13 |
| 5437891 | Chemical vapor deposition of polycrystalline diamond with <100> orientation and <100> growth facets | Thomas R. Anthony, James F. Fleischer | 1995-08-01 |
| 5391229 | Apparatus for chemical vapor deposition of diamond including graphite substrate holders | Philip G. Kosky, Friedel S. Knemeyer | 1995-02-21 |
| 5387447 | Method for producing uniform cylindrical tubes of CVD diamond | Friedel S. Knemeyer | 1995-02-07 |
| 5286524 | Method for producing CVD diamond film substantially free of thermal stress-induced cracks | Friedel S. Knemeyer | 1994-02-15 |
| 5273557 | Twist drills having thermally stable diamond or CBN compacts tips | David Cerutti, Thomas J. Broskea | 1993-12-28 |
| 5270077 | Method for producing flat CVD diamond film | Friedel S. Knemeyer | 1993-12-14 |
| 5250086 | Multi-layer metal coated diamond abrasives for sintered metal bonded tools | Roger McEachron, Edward J. Connors | 1993-10-05 |
| 5232469 | Multi-layer metal coated diamond abrasives with an electrolessly deposited metal layer | Roger McEachron, Edward J. Connors | 1993-08-03 |
| 5211726 | Products and process for making multigrain abrasive compacts | Francis R. Corrigan | 1993-05-18 |
| D330206 | Stud-mounted polycrystalline diamond cutting blank | — | 1992-10-13 |
| 5106392 | Multigrain abrasive particles | Francis R. Corrigan | 1992-04-21 |
| D324527 | Stud-mounted polycrystalline diamond cutting blank | — | 1992-03-10 |
| 5092310 | Mining pick | Robert C. Walen | 1992-03-03 |
| 5026960 | Chip breaker for polycrystalline CBN and diamond compacts | Friedel S. Knemeyer | 1991-06-25 |
| 5015265 | Process for making cubic boron nitride from coated hexagonal boron nitride, and abrasive particles and articles made therefrom | Francis R. Corrigan | 1991-05-14 |
| 4931363 | Brazed thermally-stable polycrystalline diamond compact workpieces | Paul D. Gigl, Gary Martin Flood, Gary W. Smith | 1990-06-05 |
| 4899922 | Brazed thermally-stable polycrystalline diamond compact workpieces and their fabrication | Paul D. Gigl, Gary Martin Flood, Gary W. Smith | 1990-02-13 |
| 4883500 | Sawblade segments utilizing polycrystalline diamond grit | Martin E. Deakins, Neil R. Johnson, Thomas J. Clark, Harold P. Bovenkerk | 1989-11-28 |
| 4850523 | Bonding of thermally stable abrasive compacts to carbide supports | — | 1989-07-25 |
| 4738689 | Coated oxidation-resistant porous abrasive compact and method for making same | Paul D. Gigl, Bonnie M. Hammersley | 1988-04-19 |