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 Paper Industries Co., Ltd. (2 from 342 patents)
2 patents:
1. 12116381 - Lignin derivative compound and use thereof
2. 11873443 - Composition and production method of same, and dispersing agent