Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4876550 | Ridge regression signal processing for position-fix navigation systems | — | 1989-10-24 |
| 4819235 | Modem use monitor | Tadhg Kelly | 1989-04-04 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4876550 | Ridge regression signal processing for position-fix navigation systems | — | 1989-10-24 |
| 4819235 | Modem use monitor | Tadhg Kelly | 1989-04-04 |