Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5648139 | Wire drawing dies of polycrystalline CVD diamond with boron dopant atoms | Ricardo Simon Sussmann | 1997-07-15 |
| 5054246 | Abrasive compacts | Nicholas Mastrantonis | 1991-10-08 |
| 5033334 | Wire drawing die | Moosa Mahomed Adia, Patrick Seeber | 1991-07-23 |
| 5007207 | Abrasive product | — | 1991-04-16 |
| 4875907 | Thermally stable diamond abrasive compact body | Richard P. Burnand | 1989-10-24 |
| 4861350 | Tool component | Richard P. Burnand | 1989-08-29 |
| 4789385 | Thermally stable diamond abrasive compact body | Henry B. Dyer, Richard P. Brunand | 1988-12-06 |
| 4724728 | Drill blanks | — | 1988-02-16 |
| 4694710 | Method of making a blank of a drill bit | — | 1987-09-22 |
| 4591364 | Abrasive materials | — | 1986-05-27 |
| 4534773 | Abrasive product and method for manufacturing | Noel J. Pipkin, Richard P. Burnand | 1985-08-13 |
| 4520881 | Tool component | — | 1985-06-04 |
| 4481016 | Method of making tool inserts and drill bits | Nicoll A. D. Campbell, Henry B. Dyer, Rainer Dietrich, Douglas Reid | 1984-11-06 |
| 4373593 | Drill bit | Rainer Jurgens | 1983-02-15 |
| 4252102 | Cutting element for processing rocks, metal or the like | Rainer Jurgens | 1981-02-24 |
| 4246006 | Method of making sintered metal-diamond aggregates | — | 1981-01-20 |
| 4215999 | Abrasive compact with a core of high rigidity material | — | 1980-08-05 |
| 4203732 | Method of making an abrasive product | — | 1980-05-20 |