Average Co-Inventor Count = 3.75
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. Commissariat a L'energie Atomique (2 from 3,559 patents)
2. Cogema Compagnie Generale Des Matieres Nucleaires (1 from 28 patents)
2 patents:
1. 5458647 - Finger joint prosthesis for metacarpophalangeal and interphalangeal
2. 5171263 - Cardiac valve with flaps pivoting on balls