Average Co-Inventor Count = 2.86
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. Etat Francais (1 from 132 patents)
2. Etat Francais Represente Par Le Delegue General Pour L'armement (1 from 49 patents)
2 patents:
1. 4899580 - Device for measuring the wake of a sailing model
2. 4587841 - Hydrodynamic test apparatus