Average Co-Inventor Count = 3.00
ph-index = 1
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. Keramag Keramische Werke Ag (1 from 4 patents)
2. Firma Adolf A. Fleischmann (1 from 1 patent)
1 patent:
1. 4053278 - Tunnel kiln