Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4964008 | Rotatable magnetic-head unit for a magnetic-tape apparatus | Budiman Sastra, Leonardus H. M. Maaswinkel, Everhardus A. Muijderman | 1990-10-16 |
| 4706146 | Magnetic head with concave contact face | Gerardus Dohmen, Budiman Sastra | 1987-11-10 |