Average Co-Inventor Count = 5.46
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. Chisso Corporation (2 from 1,109 patents)
2 patents:
1. 6620339 - Polyamic acid composition, liquid crystal aligning film, and liquid crystal display element
2. 6476266 - Diamino compound and production process for the same