Average Co-Inventor Count = 2.25
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. Krupp Koppers Gmbh (3 from 141 patents)
3 patents:
1. 4469559 - Container for transporting hot coke
2. 4454959 - Transport container for transporting hot particulate materials
3. 4342626 - Cooling device for coke dry cooling