Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4886029 | Ignition misfire detector | Mark Lill, Edward Li | 1989-12-12 |
| 4795915 | Zero crossing noise-rejecting digital filter | Sam Albanese | 1989-01-03 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4886029 | Ignition misfire detector | Mark Lill, Edward Li | 1989-12-12 |
| 4795915 | Zero crossing noise-rejecting digital filter | Sam Albanese | 1989-01-03 |