Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4314594 | Reducing magnetic hysteresis losses in cores of thin tapes of soft magnetic amorphous metal alloys | Friedrich Pfeifer | 1982-02-09 |
| 4290827 | Process for producing Ni-Fe magnetic tape cores | Friedrich Pfeifer | 1981-09-22 |