Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4843612 | Method for jam-resistant communication transmission | Josef Brusch, Kurt Hechfellner | 1989-06-27 |
| 4566009 | Identification, friend or foe IFF installation | Kurt Hechfellner | 1986-01-21 |
| 4550222 | Process for interception-protected frequency band compressed transmission of speech signals | Josef Brusch | 1985-10-29 |
| 4514852 | Process for protected transmission of digital signals | Josef Brusch | 1985-04-30 |