Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4749972 | Power line filter for 3-phase systems | Hans-Werner Schulz | 1988-06-07 |
| 4642416 | High-frequency seal for casing coverings and doors | — | 1987-02-10 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4749972 | Power line filter for 3-phase systems | Hans-Werner Schulz | 1988-06-07 |
| 4642416 | High-frequency seal for casing coverings and doors | — | 1987-02-10 |