Growing community of inventors

Durham, NC, United States of America

Christopher Daniel Vestal

Average Co-Inventor Count = 3.46

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.

Forward Citations = 17

Christopher Daniel VestalHoward Lang (4 patents)Christopher Daniel VestalHerman H Lee (4 patents)Christopher Daniel VestalJohn H Mayr (4 patents)Christopher Daniel VestalJohn Lee (4 patents)Christopher Daniel VestalByron Johnson (4 patents)Christopher Daniel VestalMark Peter Nordberg (4 patents)Christopher Daniel VestalJeff Boni (4 patents)Christopher Daniel VestalKer-Ren Tu (4 patents)Christopher Daniel VestalChristopher Daniel Vestal (5 patents)Howard LangHoward Lang (29 patents)Herman H LeeHerman H Lee (8 patents)John H MayrJohn H Mayr (6 patents)John LeeJohn Lee (5 patents)Byron JohnsonByron Johnson (4 patents)Mark Peter NordbergMark Peter Nordberg (4 patents)Jeff BoniJeff Boni (4 patents)Ker-Ren TuKer-Ren Tu (4 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. At&t Intellectual Property I, L.p. (5 from 16,478 patents)


5 patents:

1. 10620904 - Network broadcasting for selective presentation of audio content

2. 8908558 - Method and apparatus for detecting a network impairment using call detail records

3. 8908557 - Method and apparatus for monitoring a packet network

4. 8503313 - Method and apparatus for detecting a network impairment using call detail records

5. 8477637 - Method and apparatus for monitoring a packet network

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as of
12/5/2025
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