Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5990641 | Motor control device apparatus for the recording and/or reproduction of information including the motor control device | Marinus C. W. Van Buul, Nicolaas Johannes Damstra, Henricus Cornelis Johannes Büthker | 1999-11-23 |