Average Co-Inventor Count = 3.43
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. Ferro Corporation (1 from 425 patents)
2. Ferro (Italia) Srl (1 from 3 patents)
2 patents:
1. 6348425 - Crystallizing glaze system
2. 6174608 - Ceramic tile and glaze for use thereon