Average Co-Inventor Count = 5.00
ph-index = 3
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 Shokubai Co., Ltd. (3 from 1,331 patents)
3 patents:
1. 6388038 - Method for producing polycarboxylic acid for cement dispersant and cement composition
2. 6174980 - Cement dispersant, method for producing polycarboxylic acid for cement dispersant and cement composition
3. 5912284 - Cement additive, its production process and use