Issued Patents 1989
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4872140 | Laser programmable memory array | David MacMillan | 1989-10-03 |
| 4849717 | Oscillator circuit | Mark E. Fitzpatrick | 1989-07-18 |
| 4844563 | Semiconductor integrated circuit compatible with compound standard logic signals | David MacMillan | 1989-07-04 |
| 4812683 | Logic circuit connecting input and output signal leads | Mark E. Fitzpatrick | 1989-03-14 |
| 4810905 | Capacitor coupled push pull logic circuit | Mark E. Fitzpatrick | 1989-03-07 |
| 4800303 | TTL compatible output buffer | Mark E. Fitzpatrick | 1989-01-24 |