Issued Patents 2005
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6897758 | Method for reproducing direct currents and a direct current transformer for carrying out said method | Henry Franke, Holger Hochgraef, Wolfgang Roehl | 2005-05-24 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6897758 | Method for reproducing direct currents and a direct current transformer for carrying out said method | Henry Franke, Holger Hochgraef, Wolfgang Roehl | 2005-05-24 |