Average Co-Inventor Count = 3.00
ph-index = 2
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. Level 3 Communications, LLC (1 from 1,104 patents)
2. Verizon Laboratories Inc. (1 from 279 patents)
3. Verizon Corporate Services Group Inc. (1 from 159 patents)
2 patents:
1. 7693137 - Multi-line appearance telephony via a computer network
2. 7116656 - Multi-line appearance telephony via a computer network