Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4886980 | Transmission line sensor apparatus operable with near zero current line conditions | Roosevelt A. Fernandes | 1989-12-12 |
| 4808917 | Transmission line sensor apparatus operable with near zero current line conditions | Roosevelt A. Fernandes | 1989-02-28 |