Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6139907 | High coercivity longitudinal recording media and method for its preparation | David J. Sellmyer | 2000-10-31 |
| 5824409 | High coercivity longitudinal recording media and method for its preparation | David J. Sellmyer | 1998-10-20 |