Average Co-Inventor Count = 2.00
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. Union Siderurgique Dunord Et De L'est De La France (usinor) (1 from 22 patents)
2. Union Siderurgique Du Nord Et De L'est De La France (1 from 18 patents)
2 patents:
1. 4548653 - Cast cold rolling roll and its method of manufacture
2. 4436791 - Cast cold rolling roll