Average Co-Inventor Count = 4.00
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. Sbc Properties, L.p. (1 from 205 patents)
2. Ameritech Corporation (1 from 159 patents)
2 patents:
1. 6611581 - Method and telecommunications system for transmitting a facsimile message
2. 5974122 - Method and telecommunication system for transmitting a facsimile message