Average Co-Inventor Count = 4.86
ph-index = 3
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. Noranda Inc. (3 from 90 patents)
3 patents:
1. 6843976 - Reduction of zinc oxide from complex sulfide concentrates using chloride processing
2. 6726889 - Production of zinc oxide from acid soluble ore using precipitation method
3. 6395242 - Production of zinc oxide from complex sulfide concentrates using chloride processing