Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D288095 | Keyboard | — | 1987-02-03 |
| D286637 | Page composer console | — | 1986-11-11 |
| 4286888 | Bi-directional belt drive, print head mounting means and printing plane adjustment means for serial printers | Frederik T. van Namen | 1981-09-01 |