Issued Patents 1989
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4873521 | Address administration unit of a multi-processor central control unit of a communications switching system | Hans Hauer, Klaus Schreier | 1989-10-10 |
| 4847489 | Light sensitive superlattice detector arrangement with spectral sensitivity | — | 1989-07-11 |
| 4812019 | Method for producing the first differential of a two-dimensional image and optical structural element for performing the method | Anton Harasim | 1989-03-14 |
| 4797562 | Image recording sensor | — | 1989-01-10 |