Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4884242 | Backup power system for dynamic memory | William A. Spencer | 1989-11-28 |
| 4843260 | Variable threshold amplifier | — | 1989-06-27 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4884242 | Backup power system for dynamic memory | William A. Spencer | 1989-11-28 |
| 4843260 | Variable threshold amplifier | — | 1989-06-27 |