Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4961919 | Monocrystalline material having garnet structure | Dieter Mateika, Horst Laudan, Johannes A. Pistorius, Jan Haisma | 1990-10-09 |
| 4719148 | Magnetic head having a core of Mn-Zn-Co ferrous ferrite | Doeko Stoppels | 1988-01-12 |
| 4708763 | Method of manufacturing bismuth germanate crystals | — | 1987-11-24 |
| 4594628 | Magnetic head having cobalt-containing zinc-ferrous ferrite core | Doeko Stoppels, Peter G. T. Boonen, Ulrich E. Enz | 1986-06-10 |