Average Co-Inventor Count = 1.00
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. Rosenthal Aktiengesellschaft (2 from 7 patents)
2 patents:
1. 4122220 - Method for reducing the gas permeability of a sintered porous silicon
2. 4104442 - Silicon nitride-containing material with self-glazing surface and