Average Co-Inventor Count = 3.00
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 Lens Manufacturing Philippines Inc. (1 from 15 patents)
1 patent:
1. 8583406 - Visual simulator for spectacle lens, visual simulation method for spectacle lens, and computer readable recording medium recording computer readable visual simulation program for spectacle lens