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. Thyssen Edelstahlwerke Ag (2 from 22 patents)
2 patents:
1. 4604147 - Method of manufacturing permanent magnets
2. 4242130 - High-speed steel