Average Co-Inventor Count = 2.00
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. Elkem As (1 from 86 patents)
2. The Superior Oil Company (1 from 14 patents)
3. Falconbridge Nickel Mines Limited (1 from 12 patents)
4. Falconbridge Nikkelverk A/s (1 from 1 patent)
1 patent:
1. 4337128 - Cupric and ferric chloride leach of metal sulphide-containing material