Average Co-Inventor Count = 3.43
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. Thomson-Csf (2 from 2,692 patents)
2 patents:
1. 5244691 - Process for depositing a thin layer of a ceramic composition and a
2. 5143636 - Controlled-porosity piezoelectric ceramic