Average Co-Inventor Count = 3.00
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. Etablissement Public De Diffusion Dit 'telediffusion De France' (1 from 35 patents)
2. L'etat Francais, Represente Par Le Secretaire D'etat Aux Postes Et (1 from 9 patents)
1 patent:
1. 4363103 - Device for following and estimating the local state of picture contours