Average Co-Inventor Count = 2.00
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. W. R. Grace Co.-Conn. (3 from 1,391 patents)
3 patents:
1. 5977224 - Roll press grinding aid for granulated blast furnace slag
2. 5720796 - Process of using roll press grinding aid for granulated blast furnace
3. 5656075 - Control of expansion in concrete due to alkali silica reaction