Average Co-Inventor Count = 3.00
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. Nippon Chemical Industrial Co., Ltd. (2 from 163 patents)
2. Kosei Co., Ltd. (2 from 3 patents)
2 patents:
1. 4758619 - Additives for resins and their compositions
2. 4741779 - Additives for resins and their composition