Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
DU

Dara Ung

TSTelecommunication Systems: 28 patents #5 of 236Top 3%
Odenton, MD: #1 of 145 inventorsTop 1%
Maryland: #669 of 35,612 inventorsTop 2%
Overall (All Time): #139,043 of 4,157,543Top 4%
28 Patents All Time

Issued Patents All Time

Showing 1–25 of 28 patents

Patent #TitleCo-InventorsDate
9763084 Secure location session manager Kambiz Ghozati, Kyle Greenwell, Tojo Thomas, William Wells 2017-09-12
9473450 Wireless chat automatic status tracking Mark Titus, Johanna Wilson 2016-10-18
9467844 Mobile activity status tracker Erik Wallace, Walter Weichselbaumer, Daniel Hronek, Mark Titus 2016-10-11
9398449 Secure location session manager Kambiz Ghozati, Kyle Greenwell, Tojo Thomas, William Wells 2016-07-19
9241040 Mobile activity status tracker Erik Wallace, Walter Weichselbaumer, Daniel Hronek, Mark Titus 2016-01-19
9204277 Emergency text messaging 2015-12-01
8929854 Emergency text messaging 2015-01-06
8744491 Wireless network tour guide Shilpa Tipnis 2014-06-03
8738496 Prepaid short messaging Mark Titus, Carle S. Johnson, Jr., Erik Wallace, Phillip Geil, Daniel Hronek 2014-05-27
8687511 Secure location session manager Kambiz Ghozati, Kyle Greenwell, Tojo Thomas, William Wells 2014-04-01
8577339 Wireless chat automatic status signaling Mark Titus, Johanna Wilson, Richard A. Smith 2013-11-05
8244220 Wireless chat automatic status tracking Mark Titus, Johanna Wilson, Richard A. Smith 2012-08-14
8175953 Prepaid short messaging Mark Titus, Carle S. Johnson, Jr., Erik Wallace, Phillip Geil, Daniel Hronek 2012-05-08
8060429 Prepaid short messaging Mark Titus, Carle S. Johnson, Jr., Erik Wallace, Phillip Geil, Daniel Hronek 2011-11-15
7974235 Secure location session manager Kambiz Ghozati, Kyle Greenwell, Tojo Thomas, William Wells 2011-07-05
7894825 Mobile activity status tracker Erik Wallace, Walter Weichselbaumer, Daniel Hronek, Mark Titus 2011-02-22
7894797 Wireless chat automatic status signaling Mark Titus, Johanna Wilson, Richard A. Smith 2011-02-22
7853272 Wireless network tour guide Shilpa Tipnis 2010-12-14
7853511 Prepaid short messaging Mark Titus, Carle S. Johnson, Jr., Erik Wallace, Phillip Geil, Daniel Hronek 2010-12-14
7809359 Wireless chat automatic status tracking Mark Titus, Johanna Wilson, Richard A. Smith 2010-10-05
7522911 Wireless chat automatic status tracking Mark Titus, Johanna Wilson, Richard A. Smith 2009-04-21
7428510 Prepaid short messaging Mark Titus, Carle S. Johnson, Jr., Erik Wallace, Phillip Geil, Daniel Hronek 2008-09-23
7110773 Mobile activity status tracker Erik Wallace, Walter Weichselbaumer, Daniel Hronek, Mark Titus 2006-09-19
6952575 Prepaid call management in intelligent network Elizabeth Countryman, Timothy J. Lorello, Mark Titus 2005-10-04
6907116 Time balance based prepaid subscriber database and reporting Peter He 2005-06-14