Average Co-Inventor Count = 4.00
ph-index = 3
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, LP (2 from 16,492 patents)
2. At&t Bell Laboratories (1 from 3,345 patents)
3 patents:
1. 10529204 - Methods, systems, and products for security systems
2. 8937658 - Methods, systems, and products for security services
3. 5327484 - Calling system for short duration data transactions