Average Co-Inventor Count = 3.00
ph-index = 3
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. Hoechst Aktiengesellschaft (2 from 6,662 patents)
2. Hoechst Ceramtec Aktiengesellschaft (1 from 55 patents)
3 patents:
1. 5589430 - Densely sintered, tabular ceramic parts of aluminum oxide having
2. 5518974 - Densely sintered, tabular ceramic parts of aluminum oxide having
3. 5424257 - Ceramic moldings composed of aluminum oxide having high metallization