Average Co-Inventor Count = 4.00
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. Hoya Corporation (2 from 2,529 patents)
2 patents:
1. 7813059 - Optical lens base with protective film and process for producing optical lens base
2. 7660051 - Optical lens base with protective film and process for producing optical lens base