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. Vision Ease, LP (1 from 30 patents)
2. Hoya Optical Labs of America, Inc. (1 from 24 patents)
2 patents:
1. 11802994 - Easy-clean coating
2. 10613255 - Easy-clean coating