Inventor · Odenton, MD, US

Dara Ung

28Patents
9h-index
19Co-inventors
68Inventor score

Filing activity: Mar 23, 2000 → Jan 11, 2016

Most-cited inventions

PatentTitleAreaCited byStatus
US7974235B2 Secure location session manager Electricity 209 Active
US7110773B1 Mobile activity status tracker Electricity 197 Expired
US7853272B2 Wireless network tour guide Electricity 61 Expired
US7522911B2 Wireless chat automatic status tracking Electricity 45 Expired
US7428510B2 Prepaid short messaging Electricity 40 Expired
US6694000B2 Prepaid real-time web based reporting Electricity 27 Expired
US6785534B2 Prepaid/postpaid automatic change of payment option Electricity 24 Expired
US6952575B1 Prepaid call management in intelligent network Electricity 15 Expired
US6782258B2 Wireless hot-lining with automatically assigned variable hot-line number Electricity 12 Expired
US6907116B2 Time balance based prepaid subscriber database and reporting Electricity 9 Expired
US7894825B2 Mobile activity status tracker Electricity 8 Active
US8175953B1 Prepaid short messaging Electricity 3 Active
US7809359B2 Wireless chat automatic status tracking Electricity 3 Active
US8929854B2 Emergency text messaging Electricity 3 Active
US8060429B2 Prepaid short messaging Electricity 1 Active
US7853511B2 Prepaid short messaging Electricity 1 Active
US7894797B2 Wireless chat automatic status signaling Electricity 1 Active
US8738496B2 Prepaid short messaging Electricity 1 Active
US8687511B2 Secure location session manager Electricity 1 Active
US9204277B2 Emergency text messaging Electricity 1 Active
US8244220B2 Wireless chat automatic status tracking Electricity 0 Active
US9763084B2 Secure location session manager Electricity 0 Active
US8744491B2 Wireless network tour guide Electricity 0 Active
US9241040B2 Mobile activity status tracker Electricity 0 Active
US9473450B2 Wireless chat automatic status tracking Electricity 0 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.