Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5801611 | Inductive device | Evert Jan Van Loenen | 1998-09-01 |
| 4460842 | Piezoelectric device with high, constant preload force | Herman F. van Heek, Roger A. Colson, David J. Perduijn | 1984-07-17 |