Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6956363 | Differential protection method for producing a fault signal characteristic of a fault | Torsten Kerger, Yves Ngounou Ngambo | 2005-10-18 |
| 6867577 | Differential protective method to generate an error signal characteristic of a fault current | Torsten Kerger, Yves Ngounou Ngambo | 2005-03-15 |
| 6518768 | Arrangement, method, and current measurement device for measuring a current in a conductor | Norbert Schuster | 2003-02-11 |
| 5929642 | Method of locating a fault in a predetermined monitoring region of a multiphase electric power transmission system | Zhihong Chen | 1999-07-27 |