Average Co-Inventor Count = 2.00
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. American Optical Corporation (2 from 409 patents)
2 patents:
1. 4279401 - Apparatus and method for making cast ophthalmic lenses
2. 4227673 - Gasket for casting lenses