Average Co-Inventor Count = 4.61
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. National Optronics, Incorporated (3 from 44 patents)
3 patents:
1. D606101 - Blocker for eyeglass lenses
2. D582948 - Eyeglass frame and lens tracer for processing eyeglass lenses
3. D577748 - Blocker for eyeglass lenses