Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4881985 | Method for producing anisotropic RE-FE-B type magnetically aligned material | Earl G. Brewer, John J. Croat | 1989-11-21 |
| 4859410 | Die-upset manufacture to produce high volume fractions of RE-Fe-B type magnetically aligned material | Earl G. Brewer | 1989-08-22 |
| 4844754 | Iron-rare earth-boron permanent magnets by hot working | — | 1989-07-04 |