Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4289375 | Optical element for incorporation into optical transmission means | Poul U. Knudsen, Knud B. Jensen | 1981-09-15 |
| 4233647 | Photographic accessory apparatus | — | 1980-11-11 |
| 4216645 | Wound cable and apparatus for forming cables | — | 1980-08-12 |
| 4188088 | Optical element for use in optical transmission means | Poul U. Knudsen, Knud B. Jensen | 1980-02-12 |