Average Co-Inventor Count = 2.40
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. Verizon Business Global LLC (3 from 289 patents)
2. Mci, Inc. (1 from 161 patents)
4 patents:
1. 7916842 - Systems and methods for providing voicemail services including caller identification
2. 7646857 - Systems and methods for providing voicemail services including caller identification
3. 7532710 - Systems and methods for providing voicemail services
4. 7177406 - Systems and methods for providing portable voicemail services