Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4867785 | Method of forming alloy particulates having controlled submicron crystallite size distributions | John Keem, John Tyler, Richard C. Bergeron, Kevin Dennis, David Hoeft | 1989-09-19 |
| 4834811 | Method of manufacturing, concentrating, and separating enhanced magnetic parameter material from other magnetic co-products | John Keem | 1989-05-30 |