Average Co-Inventor Count = 3.00
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 3,548 patents)
2 patents:
1. 4790885 - Method of producing high tensile-high toughness steel
2. 4219371 - Process for producing high-tension bainitic steel having high-toughness