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. Johnson & Johnson Dental Products Company (2 from 48 patents)
2 patents:
1. 4681538 - Crystalline alumina composites
2. 4595598 - Crystalline alumina composites