Average Co-Inventor Count = 5.00
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. Nisshinbo Industries, Inc. (2 from 423 patents)
2 patents:
1. 5180529 - Process for producing a thin carbon plate
2. 5152941 - High-density vitreous carbon material and process for producing the same