Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4888750 | Method and system for erase before write magneto-optic recording | Mark H. Kryder | 1989-12-19 |
| 4882718 | Single-head, direct overwrite magneto-optic system and method | Mark H. Kryder | 1989-11-21 |