Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8862101 | Visual voicemail management | Douglas L. Brackbill, Ronald J. Fernandez, Mark Klein, Michael J. Kolbly, Ronald D. Stelter | 2014-10-14 |
| 8594298 | Call management | Mark Klein, Tamara Hills Mahmood, Andrew Maurer, Michael J. Kolbly, Ronald D. Stelter +1 more | 2013-11-26 |
| 8396456 | Visual voicemail management | Douglas L. Brackbill, Ronald J. Fernandez, Mark Klein, Michael J. Kolbly, Ronald D. Stelter | 2013-03-12 |
| 7542558 | Informing caller of callee activity mode | Mark Klein, Tamara Hills Mahmood, Andrew Maurer, Michael J. Kolbly, Ronald D. Stelter +1 more | 2009-06-02 |
| 7298833 | Wireless device to manage cross-network telecommunication services | Mark Klein, Tamara Hills Mahmood, Michael J. Kolbly, Ronald D. Stelter, Douglas L. Brackbill | 2007-11-20 |