Issued Patents 2018
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9961153 | System and method to determine the presence status of a registered user on a network | Johannes Schmitt, Jurgen Totzke | 2018-05-01 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9961153 | System and method to determine the presence status of a registered user on a network | Johannes Schmitt, Jurgen Totzke | 2018-05-01 |