Average Co-Inventor Count = 2.40
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. Metallurgie Hoboken-Overpelt (2 from 47 patents)
2. N.v. Umicore S.a. (1 patent)
2 patents:
1. 4920020 - Zinc powder for alkaline batteries
2. 4632699 - Process for preparing zinc powder for alkaline batteries