Average Co-Inventor Count = 2.40
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. Prayon Development (1 from 1 patent)
2. Prayon Developpment, Societe Anonyme (1 from 1 patent)
2 patents:
1. 4777027 - Continuous process for preparing phosphoric acid and calcium sulphate
2. 4588570 - Method for the preparation of phosphoric acid and calcium sulphate