Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6821153 | Overvoltage protection magazine | Hans-Dieter Otto, Norbert Gaertner, Klaus-Dieter Burmeister | 2004-11-23 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6821153 | Overvoltage protection magazine | Hans-Dieter Otto, Norbert Gaertner, Klaus-Dieter Burmeister | 2004-11-23 |