Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4405982 | Arrangement for monitoring the function of a programmable electronic switching circuit | Gerhard Ruhnau, Klaus-Friedrich Grubert, Karl Hesse | 1983-09-20 |
| 4360918 | Arrangement for detecting defects during the asynchronous transfer of digital measured values | Garhard Ruhnau, Klaus Pape | 1982-11-23 |