Average Co-Inventor Count = 3.00
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. Bergwerksverband Gmbh (2 from 231 patents)
2 patents:
1. 4205035 - Coal-containing shaped bodies and process for making the same
2. 4113817 - Coal-containing shaped bodies and process for making the same