Average Co-Inventor Count = 3.00
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. Cookson Group Plc (2 from 34 patents)
2 patents:
1. 5023216 - Ceramic material
2. 4804644 - Ceramic material