Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4832434 | Network comprising a multitude of optical signal transmission lines connectible to one another via optical mixers | Frank Schmidtke, Hans Thinschmidt | 1989-05-23 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4832434 | Network comprising a multitude of optical signal transmission lines connectible to one another via optical mixers | Frank Schmidtke, Hans Thinschmidt | 1989-05-23 |