Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6829544 | Line current differential protective relaying method and relay for in-zone tapped transformers | Colin B. Campbell | 2004-12-07 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6829544 | Line current differential protective relaying method and relay for in-zone tapped transformers | Colin B. Campbell | 2004-12-07 |