Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4838637 | Integrated solid state non-volatile fiber optic switchboard | Ernest J. Torok, John A. Krawczak, William A. Harvey | 1989-06-13 |
| 4799210 | Fiber optic read/write head for an optical disk memory system | Mark L. Wilson | 1989-01-17 |