Average Co-Inventor Count = 5.00
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 3,581 patents)
2. Kabushiki Kaisha Yaskawa Denki Seisakusho (2 from 55 patents)
2 patents:
1. 4030533 - Continuous casting system
2. 3987841 - Continuous casting system