Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4838642 | Fibre plates having coding fibres | Augustinus C. G. De Jong | 1989-06-13 |
| 4421706 | Method of manufacturing printing heads for ink jet printers | Johannes Feenstra, Hermanus N. Tuin | 1983-12-20 |