Issued Patents 1982
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4365323 | Optic read unit for scanning a record carrier having a radiation-reflecting information structure | Kornelis A. Immink, Carel Arthur Jan Simons | 1982-12-21 |
| 4358200 | Optical focussing-error detection system | Hendrik Renes, Carel Arthur Jan Simons | 1982-11-09 |
| 4354103 | Optical focusing device with two controls | Kornelis A. Immink, Martinus P. M. Bierhoff | 1982-10-12 |
| 4325135 | Optical record carrier and apparatus for reading it | Jan G. Dil | 1982-04-13 |