Average Co-Inventor Count = 1.41
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. British Telecommunications Public Limited Company (3 from 1,874 patents)
2. British Telecommunications Corporation (1 from 445 patents)
4 patents:
1. 6233312 - Inter-circuit line fault location in telecommunication networks
2. 6128753 - Fault management system for a telecommunications network
3. 6125458 - Fault management system for a telecommunications network
4. 6008654 - Method and apparatus for testing lines in a telecommunications network