Average Co-Inventor Count = 4.00
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. Nippon Steel Corporation (2 from 3,568 patents)
2 patents:
1. 4082540 - Material for sintering emitting a lesser amount of nitrogen oxide and a
2. 4001007 - Material for sintering emitting a lesser amount of nitrogen oxide and a