Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4773070 | Method for checking protective instruction transmission systems in on-line operation | Alfred Sterner | 1988-09-20 |
| 4758832 | Method and apparatus for simultaneously transmitting plural independent commands | — | 1988-07-19 |