Average Co-Inventor Count = 3.43
ph-index = 4
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. Marconi Communications Gmbh (2 from 243 patents)
2. Tellabs Bedford, Inc. (1 from 20 patents)
3. Tellabs Beford, Inc. (1 from 1 patent)
4 patents:
1. 7356042 - Distributed ethernet hub
2. 7085261 - Digital packet network for the local access loop
3. 6466572 - Distributed ethernet hub
4. 6353609 - Digital packet network for the local access loop