Average Co-Inventor Count = 3.75
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. Sk Innovation Co., Ltd. (2 from 739 patents)
2. Sk Global Chemical Co., Ltd. (2 from 81 patents)
2 patents:
1. 9695279 - Polymer for preparing resist underlayer film, resist underlayer film composition containing the polymer and method for forming resist underlayer film using the composition
2. 9589788 - Polymer with a good heat resistance and storage stability, underlayer film composition containing the polymer and process for forming underlayer film using the composition