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. Z & J Technologies Gmbh (1 from 20 patents)
1 patent:
1. 7156371 - Device for opening or closing an opening, in particular a bottom opening of a material bunker for a blast furnace