Average Co-Inventor Count = 1.77
ph-index = 4
The patent ph-index is calculated by counting the number of publications for which an author has been cited by other authors at least that same number of times.
Company Filing History:
1. At&t Intellectual Property I, L.p. (7 from 16,481 patents)
7 patents:
1. 9038099 - Emergency alert representation
2. 8898697 - Emergency alert representation
3. 8813121 - Delaying emergency alert system messages
4. 8599718 - Methods and apparatus to provide enhanced 911 (E911) services for nomadic users
5. 8356316 - Method, system and computer program product for an emergency alert system for audio announcement
6. 8250598 - Method and apparatus for transmitting emergency alert messages
7. 8064875 - Methods and apparatus to update geographic location information associated with internet protocol devices for E-911 emergency services