Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9036801 | Enhanced call return in a communications network | Donald M. Cardina | 2015-05-19 |
| 8737588 | Enhanced call return in a communications network | Donald N. Cardina | 2014-05-27 |
| 8379826 | Enhanced call return in a communications network | Donald M. Cardina | 2013-02-19 |
| 7587038 | Enhanced call return in a wireless telephone network | Donald M. Cardina | 2009-09-08 |
| 7466813 | Enhanced call return in a wireless telephone network | Donald M. Cardina | 2008-12-16 |
| 7409211 | Methods and systems for implementation of the calling name delivery service feature through use of a location register in a network element in a wireless network | — | 2008-08-05 |
| 7149517 | Methods and systems for implementation of the calling name delivery service through use of a location register in a network element in a wireless network | — | 2006-12-12 |
| 6813494 | Methods and systems for implementation of the calling name delivery service through use of a location register in a network element in a wireless network | — | 2004-11-02 |
| 6618588 | Methods and systems for implementation of the calling name delivery service through use of a location register in a network element in a wireless network | — | 2003-09-09 |
| 6496691 | Enhanced call return in a wireless telephone network | Donald M. Cardina | 2002-12-17 |