Average Co-Inventor Count = 1.33
ph-index = 1
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. Bellsouth Intellectual Property Corporation (1 from 987 patents)
2. Bellsouth Corporation (1 from 109 patents)
2 patents:
1. D452234 - Push-button matrix
2. D403683 - Push-button matrix