Average Co-Inventor Count = 4.00
ph-index = 1
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. Nortel Networks Corporation (1 from 4,171 patents)
2. Ciena Luxembourg S.a.r.l. (1 patent)
1 patent:
1. 7369578 - Digital processing of SONET pointers