Average Co-Inventor Count = 3.00
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. France Telecom (2 from 1,156 patents)
2 patents:
1. 5946438 - Device for both-way transposition between optical signals and electrical
2. 5703379 - Light-controlled semiconductor heterostructure component for generating