Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10291772 | Telephony communications system for detecting abuse in a public telephone network | Tobias Martin, Gerald Lumma, Ulrike Weber, Soenke Gruetzmacher | 2019-05-14 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10291772 | Telephony communications system for detecting abuse in a public telephone network | Tobias Martin, Gerald Lumma, Ulrike Weber, Soenke Gruetzmacher | 2019-05-14 |