Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6028553 | Method for dynamic route recommendation | — | 2000-02-22 |
| 4543565 | Method and apparatus for monitoring an alarm system | Peer Thilo | 1985-09-24 |
| 4514720 | Method and apparatus for increasing the response sensitivity and the interference resistance in an alarm system | Peer Thilo | 1985-04-30 |
| 4250353 | Danger alarm system | Karlheinz Schreyer | 1981-02-10 |