Average Co-Inventor Count = 2.67
ph-index = 4
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. Handy Chemicals Ltd. (4 from 9 patents)
4 patents:
1. 5149400 - Polymeric basic aluminum silicate-sulphate
2. 5069893 - Polymeric basic aluminum silicate-sulphate
3. 4981675 - Polymeric basic aluminum silicate-sulphate
4. 4877597 - Method for producing aqueous solutions of basic poly aluminum sulphate