Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4357696 | Optical scanning apparatus with focussing system | Kornelis A. Immink | 1982-11-02 |
| 4354103 | Optical focusing device with two controls | Kornelis A. Immink, Jacobus P. J. Heemskerk | 1982-10-12 |