Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5037451 | Manufacture of abrasive products | Raymond Albert Chapman, Trevor J. Martell, Stephen A. Parsons | 1991-08-06 |
| 5030250 | Manufacture of abrasive products | Raymond Albert Chapman, Trevor J. Martell, Stephen A. Parsons | 1991-07-09 |
| 4997049 | Tool insert | Klaus Tank, Peter N. Tomlinson | 1991-03-05 |
| 4959929 | Tool insert | John Dodsworth | 1990-10-02 |
| 4875907 | Thermally stable diamond abrasive compact body | Cornelius Phaal | 1989-10-24 |
| 4872333 | Wire drawing die | — | 1989-10-10 |
| 4861350 | Tool component | Cornelius Phaal | 1989-08-29 |
| 4821465 | Abrasive tool | Peter N. Tomlinson, Klaus Tank | 1989-04-18 |
| 4802895 | Composite diamond abrasive compact | Kenneth A. MacKenzie | 1989-02-07 |
| 4793828 | Abrasive products | — | 1988-12-27 |
| 4534773 | Abrasive product and method for manufacturing | Cornelius Phaal, Noel J. Pipkin | 1985-08-13 |