Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4854035 | Method of manufacturing a magnetic head | Horst Gukkenberger | 1989-08-08 |
| 4821404 | Method of connecting a magnetic head core with a mounting plate | Horst Gukkenberger, Klaus J. Kopnick | 1989-04-18 |
| 4821405 | Method of securing a video magnetic head | Horst Gukkenberger, Klaus J. Kopnick | 1989-04-18 |