Average Co-Inventor Count = 5.33
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. Northern Telecom Limited (2 from 2,276 patents)
2. Nortel Networks Corporation (4,171 patents)
2 patents:
1. 5943399 - Methods and apparatus for providing communications to telecommunications
2. 5881060 - Integrated cellular voice and digital packet data telecommunications