Average Co-Inventor Count = 1.00
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. Essilor International (1 from 731 patents)
1 patent:
1. 12523891 - Optical deficiency monitoring equipment comprising a pair of eyeglasses