Average Co-Inventor Count = 1.80
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. Sten-tel, Inc. (2 from 2 patents)
2. Boston Communications Group, Inc. (1 from 8 patents)
3 patents:
1. 6549614 - Method and apparatus for recording and managing communications for transcription
2. 5828730 - Method and apparatus for recording and managing communications for
3. 4975942 - Credit/calling card pay telephone method and system employing telephone