Average Co-Inventor Count = 3.75
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. Kawasaki Steel Corporation (2 from 1,256 patents)
2. Research Development Corporation (1 from 44 patents)
3. Solex Research Corporation of Japan (1 from 14 patents)
2 patents:
1. 4606876 - Method of continuously producing compression molded coal
2. 4565675 - Process for treating and recovering pickling waste liquids for stainless