Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6424489 | Magnetic head having a wear-resistant layer, and method of manufacturing such a magnetic head | Franciscus W. A. Dirne, Victor Zieren, Arnold Broese Van Groenou, Leo-Franciscus M. Van Oorschot, Mathijs De Jongh +1 more | 2002-07-23 |
| 5896253 | Magnetic head having a wear resistant layer substantially comprising Cr.sub. O.sub.3 and method of manufacturing such a magnetic head | Franciscus W. A. Dirne, Arnold Broese Van Groenou, Leo-Franciscus M. Van Oorschot | 1999-04-20 |
| 5234775 | Soft magnetic multilayer film and magnetic head provided with such a soft magnetic multilayer film | Franciscus W. A. Dirne, Hendrik J. De Wit, Cornelis H. M. Witmer, Johannes A. M. Tolboom | 1993-08-10 |