Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8737949 | Method and arrangement for operating a mobile battery-operated personal emergency signal device | Werner Ahrens | 2014-05-27 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8737949 | Method and arrangement for operating a mobile battery-operated personal emergency signal device | Werner Ahrens | 2014-05-27 |