Average Co-Inventor Count = 6.00
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. Metallgesellschaft Aktiengesellschaft (1 from 642 patents)
2. Bergwerksverband Gmbh (1 from 231 patents)
1 patent:
1. 3962043 - Process for producing fine-grained coke by degasification of coal