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 (3 from 3,568 patents)
3 patents:
1. 5492575 - Process for producing thin strip of Cr-stainless steel having high
2. 4579606 - Metal sheet that selectively absorbs solar radiation
3. 4491487 - Method for producing a selective absorption sheet of a solar radiation