Average Co-Inventor Count = 12.00
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. Kawasaki Steel Corporation (1 from 1,256 patents)
2. Kureha Corporation (328 patents)
1 patent:
1. 5311924 - Molten metal level control method and device for continuous casting