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. Wanhua Chemical Group Co., Ltd. (1 from 61 patents)
2. Wanhua Chemical Co., Ltd. (0 patent)
1 patent:
1. 9975985 - Polyisocyanate modified with sulphamic acid, preparation method thereof and use thereof