Average Co-Inventor Count = 5.83
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. Nippon Steel Corporation (2 from 3,562 patents)
2 patents:
1. 6159309 - Grain-oriented electrical steel sheet and method for producing same
2. 5074931 - Method of hot rolling continuously cast grain oriented electrical steel